docapd

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PLS. HELP ME WITH THE CORRECT ANS. & EXPLANATION IF YOU KNOW.....

125. An analysis of an EKG shows P-waves occuring in the ST segment. This would indicate ectopic beats originating in the
a. Atria.
b. A-V node.
c. Lower portion of the Bundle of His.
d. Upper portion of the bundle of His.
ANS A????????

184. Cushing's syndrome is characterized by each of the following conditions EXCEPT one. Which one is this exception>
a. Increased protein anabolism.
b. Increased androgen levels.
c. Hyperglycemia.
d. Hypertension.
e. Hyperkalemia.
ANS A OR E?????????????

D.A
106. A patient presents with symptoms of an acute abscess on the maxillary left lateral incisor. There are no clinical signs of decay or restoration. Radiographically, which of the following will MOST likely be shown as the cause of the abscess?
b. dilaceration.
c. concrescence.
d. dens in dente.
e. enamel pearls.
ANS D????????

111. From an occlusal view, which of the following anatomical features are frequently found on both the primary maxillary first and second molars?
a. four major cusps are evident.
b. oblique ridges are well developed.
c. the outline forms are rectangular in shape.
d. the crowns converge to the distal and lingual aspects.
ANS D???

121. When the dentist examines the normal maxillary arch from a sagittal view, which ot the following tooth inclinations can be observed?
a. posterior teeth are mesially inclined.
b. anterior teeth are straight with no inclination.
c. anterior teeth are distally inclined.
d. posterior teeth are straight with no inclination.
e. posterior teeth are distally inclined.
ANS A??????

130. Which of the following anatomic factors will restrict the amount of lateral shift that can occur on a working condyle?
a. medial wall of the articular fossa on the working side.
b. superior wall of the articular fossa on the non-working side.
c. capsular ligaments.
d. stylohyoid ligament.
e. stylomandibular ligament.

ANS B OR A????

OTHER QUE
2. Which of the following explains why the digestive action of salivary amylase continues for some time after swallowing?
a. Gastric HCI increases the digestive action of amylase
b. Gastric mucin lubricates the bolus and assists amylase activity
c. The amylase inside the bolus is protected from the inactivating action of gastric HCI.
d. Water absorption by the stomach concentrates amylase and make its action more effective.

ANS

3.A slight detachment of the retina results in a decrease of length from the optical center, and the subject therefore exhibits????????
ANS MYOPIA OR HYPERMETROPIA??

8. In a class III malocclusion the mesiofacial cusp of the mandibular first molar occludes in the:
a. central fossa of the maxiallary first molar
b. mesial fossa of the maxillary second premolar
c. embrausre between maxillary first and second premolars
ANS B OR C??/

9. In maximum opening the condyles are positioned

a. in the anterior glenoid fossa
b. in the posterior glenoid fossa
c. either inferior to the articular tubercle or anterior to it
ANS B in the posterior glenoid fossa OR A???

10. The GREATER the horizontal overlap (overjet) of the anterior teeth, then the
a. shorter the cusps of the posterior teeth
b. greater the intercondylar distance
c. lesser the intercondylar distance
ANS A???

1.REDUCED SERUM POTASSIUM MIGHT PRODUCE WHICH OF THE FOLLOWING
RESULTS?

1.REDUCED MEMBRANE THRESHHOLD POTENTIAL.
2.ELEVATED MEMEBRANE THREHHOLD POTENTIAL.
3.HYPERPOLARISED CELL MEMBRANE POTENTIAL.
4.HYPOPOLARISED CELL MEMBRANE POTENTIAL.
5.HYPERACTIVE NEUROMUSCULAR REFLEXES.

ANS ????



4.Basic principles for DNA sequencing by Sanger procedure is derived from:

a. translation
b.transcription
c.replication
d. reverse transcription

i think choice B but not sure.

CAN ANYONE EXPLAIN THIS Sanger procedure ??????
 
OP
D

docapd

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Buzzzzzzzzz.................
 

psilfa

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docapd said:
Buzzzzzzzzz.................
you should go to the section of exams and question its one of the most visited, on top of list, and post your questions

PS
 
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