Test 34

Question 1

CN5- chew
masticatin
masseter
medial
mylohyoid

Answer 1

first aortic arch

Question 2

CN7- smile
stapedius
stylohyoid
platysma

Answer 2

second aortic arch

Question 3

CN9- swallow stylishly

Answer 3

3rd aortic arch

stylopharengeus

Question 4

CN10- simple swallow

superior laryngeal branch, pharyngeal constrictors, cricothyroid

Answer 4

4th arch

Question 5

CN 10- speak
recurrent laryngeal branch
intrinsic mmuscles of larynx

Answer 5

6th arch

Question 6

early diastolic murmur d/t dilation or vicuspid aortic valve

Answer 6

aortic regurgitaiton

Question 7

t (14;18) translocation

Answer 7

Bcl-2 overexpression

follicluar lympohoma

Question 8

bcr-abl hybrid

Answer 8

9;22

CML

Question 9

necessary cofactor in syntehsis of delta ALA

Answer 9

B6

Question 10

elevated in cases of lead poisoning

Answer 10

delta ALA

Question 11

antifungals that bind ergosterol in the fungal cell membrane

Answer 11

ampho B and nystatin

Question 12

NMDA blocker that blocks actions of glutamate and decresaes morphoine tolerance

Answer 12

ketamine

Question 13

modified POSTganglioinc SNS neurons that release chatecholamines into the blood stream in response to ACh released by PRE-gang SNS neurons

Answer 13

medulllary chromaffin cells

Question 14

myasthenia gravis

Answer 14

decrease in fxnal ACh receptors on postsynaptic terminal of NMJ> decrease end plate potential and prevents formation of APs

Question 15

cholinesterase inhibitor commonly used to treat myasthenia gravis

Answer 15

pyridostigmine

can lead to excessive cholinergic stimulation of the gut

Question 16

scopalmine

Answer 16

selective muscarinic ACh antagoinist that reduces the effect of cholinserase inhibiotrs (where there are muscarinic receptors)

Question 17

toxic megalon
ulcerative colitis
abdominal pain and distension
signs of shock

dx

Answer 17

plain abdominal X ray

Question 18

5HT agonists associated used for abortive therapy and acute migraine

Answer 18

triptans

*postynaptic 5HT receptor stimulation

Question 19

more than 10% increase is urine osmolarity following ADH administration

Answer 19

central DI

> 50% complete central DI

Question 20

inhibit the production and release of renin from renin JG cells by antagonizing B1 recepors

Answer 20

Beta blockers- metoprolol

Question 21

ptosis

downward and laterally deviated eye, impaired pupils

Answer 21

CN III lesion

Question 22

opoid analgesics> RUQ pain

Answer 22

opoids>
contraction of sm muscles in sphincter of oddi>
increased pressure in bile duct/GB>
biliary collic

Question 23

purine analgo that ahieves high intracellular concentrations b/c its resistant to degradation by ADA

Answer 23

Cladribine

Question 24

drug of choice for hair cell

Answer 24

cladribine

Question 25

contact dermatitis
granulomatous inflammation
TB test

Answer 25

DTH mediated by Th1 lymphoicytes

Question 26

ion pump failure d/t ATP def during cardiac ischemia leads to intracellular accumulation of…

Answer 26

Ca

draws free water into the cell>
mitochrondrial swelling

Question 27

cause of tissue damage and abscess formation

Answer 27

lysosomal enzyme release form neutrophils and mphages

Question 28

sustained muscle contraction (myotonia)
weakness and atrophy
cataracts
frontal balding
gonadal atrophy

Answer 28

myotonic dystrophy (AD) d/t increased number of tri repeasts on myotonia protein kinase gene

childhood to late adult hood