Nbd 2 Questions

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dentistgal

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1) Which of the folllowing statements describe composite resins
I They can be placed and finished in the same appointment.
II. They are more color stable than unfilled resins.
III. They are similar to Amalgam with respect to coefficient of Thermal expansion.
IV. The finished surface tends to be somewhat rough.
Answer- A - I , II B. I ,IV C. I, III IV , D. II , III , E. II , III ,IV F. All the above

2) Pulpal irritation would not be expected from a restorative material , provided the minimum thickness of the material was
A 0.2 mm B. 0.5 mm C. 1 mm D. 2 mm E. 3 mm
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LKY said:
A. is wrong.... how can you hold the lingual bar? Permanent first molars are not erupted yet?..and the most posterior teeth are primary first molar. I think the answer left to be Distal shoe or if bilateral, it can used two distal shoe or removable functional space maintainer.
Click to expand...

errrmmm what is an answer to this???

\
 
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perav any good site or anything on headgears u got would like to read on it
 
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Each of the following is likely to be associated with a periodontal abscess EXCEPT one. Which one is the EXCEPTION?

1. Pus
2. Pain
3. Orthodontic band
4. Poor oral hygiene
5. Blunted interdental papillae
 
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mesh said:
Each of the following is likely to be associated with a periodontal abscess EXCEPT one. Which one is the EXCEPTION?

1. Pus
2. Pain
3. Orthodontic band
4. Poor oral hygiene
5. Blunted interdental papillae
Click to expand...

I think Orthodontic band is the exception
 
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LKY said:
I think Orthodontic band is the exception
Click to expand...

The superior lateral pytergoid muscle acts to

1. elevate the mandible
2. reciprocate the action of the masseters.
3. allow translation of the orbiting condyle.
4. maintain the condyle-disc relationship during closing.
5. maintain the condyle-disc relationship during protrusion.
 
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Which of the following malignancies is MOST frequently found within the mandible?

1. Primary osteosarcoma
2. Metastases from the prostate
3. Invasion of oral carcinoma
 
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mesh said:
The superior lateral pytergoid muscle acts to

1. elevate the mandible
2. reciprocate the action of the masseters.
3. allow translation of the orbiting condyle.
4. maintain the condyle-disc relationship during closing.
5. maintain the condyle-disc relationship during protrusion.
Click to expand...
answer
 
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Which of the following are the primary bacterial invaders that cause pulpal infections?

1. Staphylococci
2. Facultative aerobes
3. Gram-positive strict anaerobes
4. Streptococci and gram-negative rods
5. Non-specific salivary microorganisms
 
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sules said:
the office bleaching changes the shade through all except
1)dehydration
2)etching tooth
3)oxidation of colorant
4)surface deminearalization.....correct


I don't get it. So when a pt. comes in for bleaching, it can go through all of that 'cept the surface demineralization? why?
Click to expand...


yea it should be ETCHING THE TOOTH u dont etch anything!!!!
 
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mesh said:
yea it should be ETCHING THE TOOTH u dont etch anything!!!!
Click to expand...

bleaching agent contains hydrogen peroxide so it is quiet obvious it will etch the tooth .

good luck for your exam tommorrow
 
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a major advantage to a patient with osseointegrated implant us the pattern of ride resortion, which is responsible for the loading of bone
1)delayed loading
2)endosteal loading
3)sequental loading
progrssive loading'mucoperiosteal loading



loss of cortex , diffuse radiationg pattern of trabeculaein man premo;ar region
1)oseteoma
ossifyinh fibroma
hyperparathyoidism
 
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a major advantage to a patient with osseointegrated implant us the pattern of ride resortion, which is responsible for the loading of bone
1)delayed loading
2)endosteal loading
3)sequental loading
progrssive loading'mucoperiosteal loading



loss of cortex , diffuse radiationg pattern of trabeculaein man premo;ar region
1)oseteoma
ossifyinh fibroma
hyperparathyoidism

denttists send cementometal restoratoion cases to lab for fabrication, technicians most frequently complain of
1)margins have been illdefined---------------ans
teeth are insufficiently reduced
shades of restorations have been inadequetly described

The prognosis for bleaching is favorable whne the discoloration is caused by
1)necrotic pulp tissue
amalgam restoration
precipitation of mettalic salts
silver containing root canal sealers




which of the following represents the classic sign or symptom of an anterior displaced disc with reduction
1)pain
2)closed lock
#)reciprocal click
4_temporal headache
decreased range of motion


current accepted technoique for reduced pocket depth include all excepy ine
gingevectomy
gingival curretage
S&R
debridement surgery
osseous surgery


which of the folowing bacteria are responsible for odontogenic infections are capable of adapting to a low or high oxygen containing environment
enteric organism
obligate anareobes
facultative organism
synergistic organism
microaerophilic organism


WHich of the foillowing injuries to the teeth Most often results in pulpal necrosis
AVUlsion
concussion
lateral luxation
intrusive luxation
extrusive luxation
 
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hypocalcemia



tetracyclin stain is incorporated during
apposition
mineralisation
calicification

Cantilever bridges are good in the long term because periodontal foorces are best along the long axes of tooth
statement is correct reason is not
statement and reason are correct not realted
statement and reason are correct and related
statement is wrong but reason is correct
both are wrong


the rate of or al cancer in the us in the past 5 year is
increase
decrease
the same

symptom of pain a tepon paa major advantage to a patient with osseointegrated implant us the pattern of ride resortion, which is responsible for the loading of bone
1)delayed loading
2)endosteal loading
3)sequental loading
progrssive loading'mucoperiosteal loading



loss of cortex , diffuse radiationg pattern of trabeculaein man premo;ar region
1)oseteoma
ossifyinh fibroma
hyperparathyoidism

denttists send cementometal restoratoion cases to lab for fabrication, technicians most frequently complain of
1)margins have been illdefined---------------ans
teeth are insufficiently reduced
shades of restorations have been inadequetly described

The prognosis for bleaching is favorable whne the discoloration is caused by
1)necrotic pulp tissue
amalgam restoration
precipitation of mettalic salts
silver containing root canal sealers




which of the following represents the classic sign or symptom of an anterior displaced disc with reduction
1)pain
2)closed lock
#)reciprocal click
4_temporal headache
decreased range of motion


current accepted technoique for reduced pocket depth include all excepy ine
gingevectomy
gingival curretage
S&R
debridement surgery
osseous surgery


which of the folowing bacteria are responsible for odontogenic infections are capable of adapting to a low or high oxygen containing environment
enteric organism
obligate anareobes
facultative organism
synergistic organism
microaerophilic organism


WHich of the foillowing injuries to the teeth Most often results in pulpal necrosis
AVUlsion
concussion
lateral luxation
intrusive luxation
extrusive luxation


symptoms of pain and tenderness upon palpation of thre tmj are usually associated with which of the following
impacted mandicular third molar
flaccid paralysis of the painful side of the face
flaccid paralysis of the non painful side of the face
excitability of the second division of the fifth nerve
deviation of the jaw to the painful side upon opening the mouth


the pulpal floor is perforatef during access preparation. which of the following is the best course of action
1. repair the perforation immediately and continue the root canal treatment
2. continue the root canal treatmnet ,repair the perforation at a subsequent appointmemt , only if associated pathosis develops
 
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How many milligrams of fluoride are contained in 8.2-ounce tube of toothpaste sold in the USA containing approximately 1100 ppm F?
130mg
232mg
350mg
400mg

1.0mg of fluoride per gram of toothpaste, then convert ounces to grams:
8.2 ounces x 28.35= 232 mg
I'm kind of confused with this math can someone explain in more details, pls:confused:
 
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Monica Sampaio said:
How many milligrams of fluoride are contained in 8.2-ounce tube of toothpaste sold in the USA containing approximately 1100 ppm F?
130mg
232mg
350mg
400mg

1.0mg of fluoride per gram of toothpaste, then convert ounces to grams:
8.2 ounces x 28.35= 232 mg
I'm kind of confused with this math can someone explain in more details, pls:confused:
Click to expand...

its easy

1 ounce = 28.35 grms
8.2 ounces = ?

8.2 times 28.35= 232.7gms

so the ans is 232 gms
 
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29. Fixed partial denture pontics should
A. completely replace the missing hard and soft tissue.
B. have a concave surface touching the mucosa.
C. have minimal soft tissue coverage.
D. hide the porcelain-metal junction on their gingival aspect.


Can anyone explain this one for me?????:confused:
 
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. After initial setting, a chemically cured glass ionomer cement restoration should have a coating agent applied to
A. hasten the final set.
B. protect the cement from moisture...correct ?????
C. ****** the final set.
D. protect the cement from ultraviolet light.
E. create a smooth finish.

I know we should put a coating agent to seal..but they don't give that as an option
 
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The location of a crown margin is determined by
1. esthetic requirements.
2. clinical crown length.
3. presence of caries.
4. presence of an existing restoration.
A. (1) (2) (3)
B. (1) and (3)
C. (2) and (4)
D. (4) only
E. All of the above....correct

:confused:
 
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42. Which of the following muscles has two separate functions in mandibular movement?
A. Masseter.
B. Geniohyoid.
C. External (lateral) pterygoid....correct
D. Buccinator.

in action is the one that opens and protudes the mandible at the same time...when right and left work simultaneously

When only one side works it opens and protudes towards the side being used
 
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43. The inorganic ion that is implicated in primary hypertension is
A. sodium....correct
B. fluoride.
C. potassium.
D. magnesium.

:confused:
 
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aphistis said:
Uh...the question was how much fluoride is in the tube of toothpaste, not how much toothpaste is in the tube of toothpaste. ;)
Click to expand...


yeh ok

1 litre = 33.81 onces

1100 ppm = 1100mg/litre

1100 mg in 33.81 ounce of toothpaste
? mg in 8.2 ounce of toothpaste

266.86 ans

i think it is in the 200 range .
 
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dralana1977 said:
42. Which of the following muscles has two separate functions in mandibular movement?
A. Masseter.
B. Geniohyoid.
C. External (lateral) pterygoid....correct
D. Buccinator.

in action is the one that opens and protudes the mandible at the same time...when right and left work simultaneously

When only one side works it opens and protudes towards the side being used
Click to expand...

it causes protrusion and left to right movement
 
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dralana1977 said:
. After initial setting, a chemically cured glass ionomer cement restoration should have a coating agent applied to
A. hasten the final set.
B. protect the cement from moisture...correct ?????
C. ****** the final set.
D. protect the cement from ultraviolet light.
E. create a smooth finish.

I know we should put a coating agent to seal..but they don't give that as an option
Click to expand...


correct
 
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mr apis perav was right ,i dont know now why is he changing the ans to may be?...
1100ppm is almost equal to 1mg of fluoride per ml. and so 8.2 ounce will have 232mg of fluoride...
 
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. Which of the following muscles has two separate functions in mandibular movement?
A. Masseter.
B. Geniohyoid.
C. External (lateral) pterygoid.
D. Buccinator.

The university of minesota...has this questions in their review..but they say the masseter is the right answer????

Can anyone explain?????
is it masseter or lateral pterygoid?????
 
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the location and extent of subgingival calculus is most accurately determined by?

radiodraphic resolution used in conjunction with radiographs
disclosing solutions
probing with fine instrument
visual inspection
 
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In the absence of adequate drainage a periodontal pocket may result in ?
cyst formation
abcess formation
epithelial hyperplasia
increased calculus formation
 
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for an otherwise healthy patient with a acute localized perio abcess ,initial treatment must include
scale and root planning
occlusal adjustment
prescription of an antibiotic
prescription of an analgesic
 
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perav said:
the location and extent of subgingival calculus is most accurately determined by?

radiodraphic resolution used in conjunction with radiographs
disclosing solutions
probing with fine instrument
visual inspection
Click to expand...

Probing with fine instruments
 
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perav said:
for an otherwise healthy patient with a acute localized perio abcess ,initial treatment must include
scale and root planning
occlusal adjustment
prescription of an antibiotic
prescription of an analgesic
Click to expand...

Prescription of antibiotic??
 
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Lets have some Q on Implants as This is very IMP for exam.

How many mm of space should be left on mesial and distal adjustant tooth when we place an implant on mandibular premolar region.
1- 1mm
2- 4mm
3- 6mm
4- 8mm
 
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Hi When are you givin your Part-2 exam, I am givin next month or early april 1 week.
 
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the prime advantage of vacum firing porcelain is
better countour ,
less shrinkage
more translucency
increased strength
 
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anatomical landmark helped to indentify posterior palatal seal in complete denture is

a) ptergomaxillary notches and the fovea palatiae
B) pterygmaxillary notches and the posterior nasal spine
 
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denatal porcelain has

low compressive strength
high hardness
high tensile strength
low impact strenght

1,2,3
1&3
2&4
4 only
al of the above
 
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49. When used for conscious sedation, nitrous oxide may
1. produce signs of inherent myocardial depression.
2. produce an indirect sympathomimetic action..can anyone explain exactely what does this mean????
3. cause the patient to sweat.
4. produce numbness of the extremities.

A. (1) (2) (3)
B. (1) and (3)
C. (2) and (4)
D. (4) only
E. All of the above....correct

can anyone explain 2 and 1 for me?
I know that can cause numbness if the use is chronic...but I don't know if they are asking only about ocasional use
 
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