plz answer prostho questions

[sonibun]

Question 1.1

It was stated in your textbook that there are two prognoses for a prosthodontic patient. What are they and why are there two?





Question 1.2

The practice of allowing the patient to relax and talk freely about his problems with little interruption is considered to be

time consuming and unnecessary
of dubious technical value,but good therapy for the patient
relaxing for both the dentist and the patient
a basis upon which to judge the patient's mental attitude





Question 1.3

Most denture patients fall into which one of the following psychological classifications?

philosophical
exacting or critical
hysterical
indifferent





Question 1.4

What is the purpose of the "Initial Interview"?

to determine patient expectations
to determine the patient's adaptability level
to determine if you should attempt to treat the patient
all of the above





Question 1.5

What are the primary support areas for the maxillary and mandibular dentures?

maxillary _________________________

mandibular ____________________________ or ________________________





Question 1.6

True or False

The nasopalatine nerves and vessels pass through the incisive canal. Since a thick pad of soft tissue overlies the opening of the canal, no denture base relief is required.





Question 1.7

Which of the following conditions or diseases tend to accelerate residual ridge resorption?

Paget's disease
estrogen deficiencies
diabetes
colitis
a, b, c
b, c, d
a, c
c, d
a, b, c, d





Question 1.8

Which of the following may lead to increased bone resorption?

glucocorticoid therapy for rheumatoid arthritis
estrogen deficiency
increased parathormone (PTH) secretion
kidney disease
all of the above





Question 1.9

As resorption progresses, what dimensions do the maxillary and mandibular arches assume?

the maxillary arch becomes narrower and the mandibular arch broader
the maxillary arch becomes broader and the mandibular arch narrower
both arches become narrower
both arches become broader





Question 1.10

The ___________________________ is located between the external oblique line and the residual ridge.

mylohyoid ridge
retromylohyoid space
retromalar space
buccal shelf





Question 1.11

What gland exhibits the most profound influence over bone deposition and resorption?





Question 1.12

True or False

In the fabrication of complete dentures, it is easier to circumvent maxillary tori than mandibular tori.






Question 1.13

True or False

The buccal shelf is frequently the primary denture support area in the mandible.





Question 1.14

Bone resorption is greater in the mandibular residual ridge than the maxillary. Approximately how much greater?

2 times greater
4 times greater
6 times greater
8 times greater





Question 1.15

What are the indications for surgical removal of a palatal torus?





Question 1.16

What are the medial and lateral boundaries of the buccal shelf?





Question 1.17

(A) The genial tubercles are formed from hard, dense bone. (b) The genial tubercles may be used as a primary support area when the residual ridge exhibits severe resorption.

A and B are both true
A is true but B is false
A is false but B is true
A and B are both false





Question 1.18

Because of its position in relation to vertical closure and its anatomical features, the ______________________ of the mandible is often able to bear more stress from dentures than any other mandibular area.

external oblique line
buccal shelf
ramus
lingual tuberosity





Question 1.19

Support for the upper denture is ultimately derived from two pairs of bones. What are they?

maxillary
zygomatic
sphenoid
palatine
a and b
a and c
a and d
b and d
c and d





Question 1.20

After extractions and healing, the maxillary denture bearing area discloses severe bony undercuts in both tuberosity areas. Usually, the best treatment for this condition is to

surgically reduce the undercuts just enough to allow a path of insertion
do no surgical trimming on the ridge but reduce the denture base in the undercut areas
use soft liner inserts in the tuberosity areas of the maxillary denture
reduce both tuberosities so no bony undercuts exist anywhere on the ridge

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[sonibun]

Question 1.21

Surgical removal of a palatal torus is recommended in the event it

presents undercuts
impedes the normal movements of the tongue
acts as a fulcrum area for the denture
presents any of the above conditions





Question 1.22

Differentiation of lesions caused by hyperparathyroidism from other osteoporotic lesions mostly involves

neurological signs
examination of blood chemistry changes
biopsy, in its later stages
radiographic examination





Question 1.23

Hypoparathyroidism is commonly treated with

parathyroid extract
synthetic calcitonin
calcium
vitamin D and calcium
phosphorus





Question 1.24

Which is the most accurate statement regarding the rate of formation and resorption of bone?

In a child, the rate of bone resorption is greater than the rate of bone formation.
In a 35 year old man, the rate of bone regeneration is greater than the rate of bone resorption.
In an aged person, the rate of bone resorption is greater than the rate of regeneration.
The rate of bone regeneration is constant throughout life.





Question 1.25

Calcium and phosphorus are the two minerals most important to bone metabolism. Which of the two most commonly exhibits an uptake or utilization deficiency?





Question 1.26

True or False

The greater palatine foramen permits passage of the anterior palatine nerves and vessels. The opening is protected sufficiently by soft tissue and no relief of the denture base is neeeded.





Question 1.27

It is generally thought that pressure from denture wear accelerates bone resorption. What is the probable mechanism?





Question 1.28

What is the approximate incidence of palatal tori?

10%
15%
20%
25%





Question 1.29

What is the most common bone change associated with aging, systemic disease, or hormonal or dietary imbalance?

osteoradionecrosis
osteoporosis
hypercalcification
osteomatous hyperplasia





Question 1.30

True or false

A mandibular denture cannot extend below and lateral to the anterior portion of the mylohyoid line.





Question 1.31

True or False

The maxillary alveolar ridge or process consists of two plates of cancellous bone surrounding a "core" of cortical bone.





Question 1.32

The denture base must sometimes be relieved slightly over the zygomatico-alveolar crest because

the bone is not in a good position for bearing stress
the mucosal covering is too resilient for stability
the bone is prominent and the mucosa is very thin
the muscles in this area would tend to dislodge the denture





Question 1.33

In an edentulous patient, the coronoid process may

limit the distal extension of the mandibular denture
affect the position and the arrangement of mandibular posterior teeth
determine the location of the posterior palatal seal of the maxillary denture
limit the thickness of the denture flange in the maxillary posterior buccal space
none of the above





Question 1.34

Which of the following statements is FALSE?

The maxillary labial frenum contains no muscle fibers.
The maxillary labial frenum exhibits little lateral movement; thus, the notch in the denture should be narrow.
The movement of the maxillary buccal frenum is influenced by both the buccinator and orbicularis oris muscles.
The submucosa in the posterior palatal seal area is infiltrated with both adipose and glandular tissue.
None of the above are false.





Question 1.35

True or False

Epulis fissuratum is a painful lesion, usually caused by denture overextensions.





Question 1.36

Which of the following DOES NOT contribute to the formation of the retromolar pad?

fibers of the buccinator muscle
pterygomandibular raphe
fibers of the superior pharyngeal constrictor muscle
temporal tendon
fibers of the geniohyoid muscle





Question 1.37

Lesions of the oral mucous membranes that are referred to as "moniliasis" or "thrush" are caused by which one of the following organisms?

herpes simplex
herpes zoster
Mycobacterium tuberculosis
Candida albicans





Question 1.38

Angular cheilitis may be caused by
improper diet
Candida infection
poor oral hygiene
excessive vertical dimension of occlusion


a, b, and c
a, b, and d
a, c, and d
b, c, and d
all of the above





Question 1.39

Which of the following statements is FALSE in regard to fibrous hyperplasia of the residual ridges?

There is an increase in dense fibrous connective tissue in both the lamina propria and the submucosa.
It is usually painless.
The hyperplastic tissue must always be removed prior to fabrication of dentures.
It is particularly common where a single complete denture is opposed by natural dentition.
None of the above statements is false.





Question 1.40

What is the most likely cause of angular cheilitis?





Question 1.41

Which of the following statements is TRUE?

Age is not a significant factor in the time required for tissue to recover from the effect of pressure.
Attached mucosa is incompressible.
Light loads of long duration will deform tissue less than heavy loads of short duration.
It is desirable to correct occlusal errors at the time of insertion of complete dentures.





Question 1.42

The maxillary denture base should be relieved over the area of the incisive foramen because

the mucosa is thin in this area
there is danger of pressure on the nerve and blood vessels in the area
the bony surface in the area is uneven and irregular
pressure in this area tends to dislodge the denture





Question 1.43

Hypertrophy that occurs in the border extension areas takes the form of slitlike fissures. Which of the following conditions is most likely to cause these lesions?

poor oral hygiene
allergic response to the denture materials
overextension of the denture borders
riboflavin dietary deficiency





Question 1.44

A patient requires a new set of complete dentures. Examination reveals that the palatal tissues are highly inflamed, the palate has a rough papillary surface, and the maxillary denture is very loose. What procedure is first indicated for this patient?

Remove the papillary nodules with electric cautery.
Use a tissue conditioning material in the old denture.
Make the maxillary impresion with modeling compound.
Make the maxillary impression using alginate.
Biopsy the inflamed palatal tissue.





Question 1.45

Which of the following statements is FALSE?

Increased mucosal thickness and keratinization are usually associated with denture wear.
The mucosa of many denture patients shows histological evidence of injury even in the absence of symptoms.
The ideal thickness of the mucosa over the crests of the ridges is 1.0 to 2.0 mm.
Tissue recovery following removal of dentures requires 48-72 hours.

 

[sonibun]

Question 1.46

Which of the following IS NOT a common finding in the edentulous diabetic patient?

increased salivation
mucosal hyperemia
decreased tolerance to trauma
poor wound healing





Question 1.47

The retromolar pad consists of

hard, pale, pear-shaped gingival tissue
typical non-keratinized gingival tissue
a rounded, bony prominence covered by fat tissue
a soft pad of glandular tissue and muscle fibers





Question 1.48

What is the PRIMARY reason why the denture wearer should remove his/her dentures for at least 8 out of 24 hours?

to give the soft tissues time to regain resiliency
to provide for relief and recovery from any irritation or soreness of the tissues
to avoid continuous pressure on the blood circulation
to reduce the amount of pressure on the nerves that exit through the various foramina.





Question 1.49

When papillary hyperplasia is seen on the palate of a patient wearing a maxillary complete denture, the condition is likely to be associated with

vitamin deficiency
hypervitaminosis accompanied with a sudden increase in body weight
heavy smoking and continuous wearing of the denture
a hypersensitivity of the patient to the acrylic denture base
ill fitting dentures, a poor state of oral hygiene, and 24 hour denture wear





Question 1.50

A chronically ill-fitting denture may cause an inflammatory fibrous hyperplasia adjacent to its border. This condition is

traumatic ulcer
inflammatory papillary hyperplasia
pseudoepitheliomatous hyperplasia
epulis fissuratum





Question 1.51

Which of the following would suggest investigation into a possible underlying systemic disease?

fibrous hyperplasia of the residual ridge
epulis fissuratum
moniliasis
inflammatory papillary hyperplasia





Question 1.52

A Candida albicans secondary infection is often associated with which of the following? (may be more than one answer)

inflammatory papillary hyperplasia
epulis fissuratum
lichen planus
angular cheilitis





Question 1.53

Dry mouth is common but what is the ULTIMATE DANGER in a patient who has received radiation therapy?





Question 1.54

The pterygomaxillary notch (hamular notch) is an important landmark. Structures found in this notch are

the pterygomaxillary nerve
the ligament of the tensor veli palatini
the ligament of the tensor palati
areolar tissue


a and b
b and d
b and c
a and c





Question 1.55

The most likely tissue reaction to gross overextension of a complete denture that has been worn for a long time is

epulis fissuratum
pyogenic granuloma
papillary hyperplasia
giant cell reparative granuloma






Question 1.56

The most important reason for treatment of hyperplastic tissue before construction of complete or removable partial dentures is to

provide a firm, stable base for the denture
remove tissue that frequently becomes malignant
improve oral esthetics
none of the above





Question 1.57

True or False

The mandibular labial frenum has a greater potential for movement than does the maxillary labial frenum.






Question 1.58

A patient in excellent health and wearing complete dentures complains of a burning sensation in the anterior palate. This is most likely due to

a nicotinamide deficiency
deflective occlusal contacts
failure to relieve the area over the incisive papilla
excessive thickness of the denture in the rugae area





Question 1.59

True or False

Although the maxillary buccal frenum usually contains no muscle fibers, its movement is affected by contraction of the buccinator and orbicularis oris muscles.





Question 1.60

Why should the greatest possible bearing area for a mandibular denture be used?

to increase tongue space and to improve esthetics
to provide balanced occlusion and to increase tongue space
to improve esthetics and to aid in orienting the plane of occlusion
to withstand the forces of mastication and to increase the effectiveness of the border seal





Question 1.61

What muscle lies under the mandibular denture flange in the buccal shelf area?





Question 1.62

Which one of the following is MOST OFTEN accompanied by pain?

epulis fissuratum
fibrous hyperplasia
moniliasis
inflammatory papillary hyperplasia
pseudoepitheliomatous hyperplasia





Question 1.63

Which one of the following entities MOST COMMONLY requires surgical correction prior to fabrication of complete dentures?

denture stomatitis
inflammatory papillary hyperplasia
epulis fissuratum
denture sore mouth
angular cheilitis





Question 1.64

You have made new dentures for a patient. At the 24 recall appointment, he complains of a sore throat. You note that the lingual denture flange extends too far posteriorly. What muscle contraction caused pressure against the overextended denture?





Question 1.65

Which of the following groups of muscles have their origins and insertions primarily in bone?

muscles of mastication
muscles of facial expression
muscles of the soft palate
pharyngeal muscles





Question 1.66

Which of the following muscles of mastication DIRECTLY influence the contour of the denture?

medial pterygoid
temporalis
masseter
both 2 and 3
none of the above





Question 1.67

The distolingual extension of the mandibular impression for a complete lower denture is limited by the action of the

stylohyoid muscle
medial pterygoid muscle
lateral pterygoid muscle
superior constrictor muscle
none of the above





Question 1.68

Which of the muscles of mastication is considered a "guiding" muscle?

masseter
temporalis
medial pterygoid
lateral pterygoid





Question 1.69

Which pair of muscles, acting at the same time, are responsible for a straight forward protrusive movement?

masseter muscles
temporal muscles
auriculotemporal muscles
external (lateral) pterygoid muscles





Question 1.70

What muscle has the greatest effect on the extent and contour of the distobuccal corner of the mandibular denture flange?

buccinator
masseter
temporalis
mylohyoid
orbicularis oris





Question 1.71

What muscle is primarily responsible for determining the length (superior-inferior) of the mandibular lingual denture flange?





Question 1.72

(A) Although the maxillary buccal frenum usually contains no muscle fibers, the notch in the denture must be broad (B) because the movement of the frenum is affected by the buccinator and orbicularis muscles.

A and B are both true
A is true but B is false
A is false but B is true
A and B are both false





Question 1.73

Position and movement of the articular disk are controlled by attachment to the capsular ligament and anteriorly by the fibers of the

sphenomandibular ligament
inferior head of the lateral pterygoid muscle
superior head of the lateral pterygoid muscle
temporomandibular ligament





Question 1.74

Which of the following groups of muscles is influential in molding the lingual border of the final mandibular impression for an edentulous patient?

hyoglossus, mylohyoid, medial pterygoid, digastric
mylohyoid, styloglossus, medial pterygoid, depressor anguli oris
palatoglossus, superior pharyngeal constrictor, mylohyoid, genioglossus
genioglossus, mylohyoid, middle pharyngeal constrictor, posterior belly of the digastric





Question 1.75

The modiolus is formed by fibers from

levator anguli oris (caninus)
risorius
quadratus labii superioris
quadratus labii inferioris
depressor anguli oris (triangularis)


a and b only
a, c, and d only
all but a
a, b, c, and d





Question 1.76

The lateral pterygoid muscle functions to

elevate the mandible
protrude the mandible
lift the mandible from the pterygoid plate
move the mandible to the opposite side


a and b
a and c
a and d
b and c
b and d
c and d





Question 1.77

The proximity of the attachment of muscles to the sharp crest of a resorbed, edentulous mandible hides the contour of the bone and often gives the erroneous impression of a small basal seat area. Which muscle or muscles are primarily responsible for this condition?

mylohyoid
buccinator
buccinator and mylohyoid
buccinator, mylohyoid, and orbicularis oris





Question 1.78

Overextension of a mandibular denture base in the DISTOBUCCAL area will cause dislodgement of the denture during function as the result of the action of the

masseter muscle
buccinator muscle
pterygomandibular raphe
depressor anguli oris muscle
lateral tendon of the temporalis muscle





Question 1.79

Diminished muscle tonus of the buccinator muscle will usually produce

creases or wrinkles around the mouth
hollow cheeks
stretched, expressionless appearance around the mouth
excessive fullness of the lower part of the cheeks

 

[sonibun]

Question 1.80

In the funciton of mastication, muscle is considered one dominant factor. The closing movement of the mandible is affected by

synergistic action of lateral pterygoid and depressor muscles
relaxation of lateral pterygoid muscles
synergism of retracting portions of the masseter and temporal muscles and the retracting components of the depressors
contraction of the deep portions of the masseter muscles and posterior fibers of the temporal muscles combining forces with the depressors (digastric and geniohyoid)


a, b, and c
a, c, and d
a, d, and e
b, c, and e
b, d, and e





Question 1.81

The side of the mandible that is pulled forward during right or left lateral movement is called the ____________________ side.

lateral
working
balancing
rotating





Question 1.82

Which of the following muscles has two separate functions in mandibular movement?

masseter muscle
geniohyoid muscle
lateral pterygoid muscle
temporal muscle (anterior part)





Question 1.83

The closing movement of the mandible is affected by the

synergistic action of the lateral pterygoid and depressor muscles
relaxation of the lateral pterygoid muscles
synergism of retracting portions of the masseter and temporal muscles and the retracting components of the depressors
contraction of the deep portion of the masseter and the posterior depressors (digastric and geniohyoid)
contraction of the elevators


a, b, and c
a, c, and d
a, c, and e
b, c, and e
b, d, and e





Question 1.84

Which of the following drugs can be used to increase salivary output?

barbiturates
L-dopa
Benedryl
Rauwolfia derivatives (e.g. Reserpine)
none of the above





Question 1.85

True or False

Increased salivation (sialorrhea) is a less serious problem in denture patients than decreased salivation (xerostomia) and is usually caused by local irritation.





Question 1.86

Which of the following may be associated with xerostomia?

Parkinsonism
diabetes
radiation therapy
1, 2, 3
1, 3
2, 3





Question 1.87

In the oral examination of a complete denture patient, why should the saliva be evaluated?

a thin watery saliva does not afford lubricating protection for the mucosa
a thick ropy saliva interferes with obtaining an optimal impression
xerostomia hinders adhesion and produces poor retention
all of the above
none of the above





Question 1.88

True or False

Sjogren's syndrome is characterized by rheumatoid arthritis, dry eyes, and dry mouth.





Question 1.89

Name three systemic conditions which may lead to xerostomia.





Question 1.90

Your patient is a 73 year old white female who ONLY leaves her home for appointments with the hairdresser or dentist. Otherwise, she is confined to indoor living. With these facts in mind, which of the following vitamins would you expect to show a deficiency?

vitamin C
vitamin B
vitamin D
vitamin A





Question 1.91

In 1937, House classified patients into four categories on the basis of their personality type. What are the categories?





Question 1.92

Saliva is a significant factor in the retention of a denture. Four conditions were identified in lecture as potentially reducing salivary flow. What are they?





Question 1.93

What percentage of the population have

maxillary tori?

mandibular tori?





Question 1.94

List the three t ypes of mucosa found in the oral cavity. Which is the most suitable for providing support for a complete denture?





Question 1.95

The four muscles of mastication are?





Question 1.96

True or False

The labial frenum contains no muscle fibers.

 

[sonibun]

???????????????????

 

[deejay2]

hi ,
pls is it possible to have your anwsers to the prothodontic questions?

Thank u

 

[Dr.Dub]

Question 1.81

The side of the mandible that is pulled forward during right or left lateral movement is called the _balancing_ side.

lateral
working
balancing
rotating

Question 1.95

The four muscles of mastication are?

masseter, temporalis,lateral pterygoid, medial pterygoid

Question 1.96

True or False

The labial frenum contains no muscle fibers. true

Question 1.46

Which of the following IS NOT a common finding in the edentulous diabetic patient?

increased salivation
mucosal hyperemia
decreased tolerance to trauma
poor wound healing

Question 1.47

The retromolar pad consists of

hard, pale, pear-shaped gingival tissue
typical non-keratinized gingival tissue
a rounded, bony prominence covered by fat tissue
a soft pad of glandular tissue and muscle fibers


Question 1.48

What is the PRIMARY reason why the denture wearer should remove his/her dentures for at least 8 out of 24 hours?

to give the soft tissues time to regain resiliency
to provide for relief and recovery from any irritation or soreness of the tissues
to avoid continuous pressure on the blood circulation
to reduce the amount of pressure on the nerves that exit through the various foramina.

Question 1.49

When papillary hyperplasia is seen on the palate of a patient wearing a maxillary complete denture, the condition is likely to be associated with

vitamin deficiency
hypervitaminosis accompanied with a sudden increase in body weight
heavy smoking and continuous wearing of the denture
a hypersensitivity of the patient to the acrylic denture base
ill fitting dentures, a poor state of oral hygiene, and 24 hour denture wear

Question 1.50

A chronically ill-fitting denture may cause an inflammatory fibrous hyperplasia adjacent to its border. This condition is

traumatic ulcer
inflammatory papillary hyperplasia
pseudoepitheliomatous hyperplasia
epulis fissuratum

Question 1.55

The most likely tissue reaction to gross overextension of a complete denture that has been worn for a long time is

epulis fissuratum
pyogenic granuloma
papillary hyperplasia
giant cell reparative granuloma


Question 1.56

The most important reason for treatment of hyperplastic tissue before construction of complete or removable partial dentures is to

provide a firm, stable base for the denture
remove tissue that frequently becomes malignant
improve oral esthetics
none of the above


Question 1.58

A patient in excellent health and wearing complete dentures complains of a burning sensation in the anterior palate. This is most likely due to

a nicotinamide deficiency
deflective occlusal contacts
failure to relieve the area over the incisive papilla
excessive thickness of the denture in the rugae area


Question 1.60

Why should the greatest possible bearing area for a mandibular denture be used?

to increase tongue space and to improve esthetics
to provide balanced occlusion and to increase tongue space
to improve esthetics and to aid in orienting the plane of occlusion
to withstand the forces of mastication and to increase the effectiveness of the border seal

Question 1.61

What muscle lies under the mandibular denture flange in the buccal shelf area? masseter

Question 1.63

Which one of the following entities MOST COMMONLY requires surgical correction prior to fabrication of complete dentures?

denture stomatitis
inflammatory papillary hyperplasia
epulis fissuratum
denture sore mouth
angular cheilitis

Question 1.64

You have made new dentures for a patient. At the 24 recall appointment, he complains of a sore throat. You note that the lingual denture flange extends too far posteriorly. What muscle contraction caused pressure against the overextended denture? mylohyoid ?


Question 1.66

Which of the following muscles of mastication DIRECTLY influence the contour of the denture?

medial pterygoid
temporalis
masseter
both 2 and 3
none of the above

Question 1.67

The distolingual extension of the mandibular impression for a complete lower denture is limited by the action of the

stylohyoid muscle
medial pterygoid muscle
lateral pterygoid muscle
superior constrictor muscle
none of the above

Question 1.68

Which of the muscles of mastication is considered a "guiding" muscle?

masseter
temporalis
medial pterygoid
lateral pterygoid

Question 1.69

Which pair of muscles, acting at the same time, are responsible for a straight forward protrusive movement?

masseter muscles
temporal muscles
auriculotemporal muscles
external (lateral) pterygoid muscles

Question 1.70

What muscle has the greatest effect on the extent and contour of the distobuccal corner of the mandibular denture flange?

buccinator
masseter
temporalis
mylohyoid
orbicularis oris

Question 1.74

Which of the following groups of muscles is influential in molding the lingual border of the final mandibular impression for an edentulous patient?

hyoglossus, mylohyoid, medial pterygoid, digastric
mylohyoid, styloglossus, medial pterygoid, depressor anguli oris
palatoglossus, superior pharyngeal constrictor, mylohyoid, genioglossus
genioglossus, mylohyoid, middle pharyngeal constrictor, posterior belly of the digastric

Question 1.76

The lateral pterygoid muscle functions to

elevate the mandible
protrude the mandible
lift the mandible from the pterygoid plate
move the mandible to the opposite side


a and b
a and c
a and d
b and c
b and d
c and d

Question 1.78

Overextension of a mandibular denture base in the DISTOBUCCAL area will cause dislodgement of the denture during function as the result of the action of the

masseter muscle
buccinator muscle
pterygomandibular raphe
depressor anguli oris muscle
lateral tendon of the temporalis muscle

Question 1.79

Diminished muscle tonus of the buccinator muscle will usually produce

creases or wrinkles around the mouth
hollow cheeks
stretched, expressionless appearance around the mouth
excessive fullness of the lower part of the cheeks

Question 1.21

Surgical removal of a palatal torus is recommended in the event it

presents undercuts
impedes the normal movements of the tongue
acts as a fulcrum area for the denture
presents any of the above conditions

Question 1.24

Which is the most accurate statement regarding the rate of formation and resorption of bone?

In a child, the rate of bone resorption is greater than the rate of bone formation.
In a 35 year old man, the rate of bone regeneration is greater than the rate of bone resorption.
In an aged person, the rate of bone resorption is greater than the rate of regeneration.
The rate of bone regeneration is constant throughout life.

Question 1.26

True or False

The greater palatine foramen permits passage of the anterior palatine nerves and vessels. The opening is protected sufficiently by soft tissue and no relief of the denture base is neeeded.

Question 1.32

The denture base must sometimes be relieved slightly over the zygomatico-alveolar crest because

the bone is not in a good position for bearing stress
the mucosal covering is too resilient for stability
the bone is prominent and the mucosa is very thin
the muscles in this area would tend to dislodge the denture

Question 1.33

In an edentulous patient, the coronoid process may

limit the distal extension of the mandibular denture
affect the position and the arrangement of mandibular posterior teeth
determine the location of the posterior palatal seal of the maxillary denture
limit the thickness of the denture flange in the maxillary posterior buccal space
none of the above

Question 1.42

The maxillary denture base should be relieved over the area of the incisive foramen because

the mucosa is thin in this area
there is danger of pressure on the nerve and blood vessels in the area
the bony surface in the area is uneven and irregular
pressure in this area tends to dislodge the denture


Question 1.5

What are the primary support areas for the maxillary and mandibular dentures?

maxillary _______posterior ridge__________________

mandibular _buccal shelf and retromolar pad____


Question 1.9

As resorption progresses, what dimensions do the maxillary and mandibular arches assume?

the maxillary arch becomes narrower and the mandibular arch broader
the maxillary arch becomes broader and the mandibular arch narrower
both arches become narrower
both arches become broader

Question 1.10

The ___________________________ is located between the external oblique line and the residual ridge.

mylohyoid ridge
retromylohyoid space
retromalar space
buccal shelf


Question 1.14

Bone resorption is greater in the mandibular residual ridge than the maxillary. Approximately how much greater?

2 times greater
4 times greater
6 times greater
8 times greater


Question 1.14

Bone resorption is greater in the mandibular residual ridge than the maxillary. Approximately how much greater?

2 times greater
4 times greater
6 times greater
8 times greater

 

[ash23wariya]

You have made new dentures for a patient. At the 24 recall appointment, he complains of a sore throat. You note that the lingual denture flange extends too far posteriorly. What muscle contraction caused pressure against the overextended denture?
Superior constrictor muscle

 

[ash23wariya]

The distolingual extension of the mandibular impression for a complete lower denture is limited by the action of the
Superior Constrictor
(muscles involved with the lingual border are Pataloglossus, Mylohyoid, superior constrictor, genioglossus)