imaging

Question 1

which muscles of the pharynx are not innervated by X?

Answer 1

the ‘tensors’. innervated by V

Question 2

difference b/w T1 and T2 weighted MRI

Answer 2

CSF is dark on T1, bright on T2

Question 3

odynophagia

Answer 3

painful swallowing

Question 4

the piriform recess is between___

Answer 4

the cricoid and thyroid cartilages

Question 5

valleculae

Answer 5

spit traps on either side of the glossoepiglottic fold

Question 6

where do you make an emergency airway

Answer 6

cricothyroid membrane

Question 7

which is superior; false or true vocal cords? what is in between? what is b/w the true cords?

Answer 7

false are superior. ventricle. rima glottidis.

Question 8

which muscle abducts the arytenoid cartilage

Answer 8

post. crico arytenoid muscle.

Question 9

what muscles adduct the arytenoid cartilage

Answer 9

lateral cricoarytenoids, transverse aryteniods

Question 10

how do you make a whisper

Answer 10

contract lateral cricoarytenoids w/o transverse arytenoids

Question 11

fxn cricothyroid mm.

Answer 11

pulls thyroid cart. inferiorly, stretching cords, raising pitch

Question 12

what mm. lower the voice pitch

Answer 12

thyroarytenoids and vocalis

Question 13

aryepiglottic mm.

Answer 13

pulls epiglottis posteriorly to close off larynx

Question 14

position of cords relative to one another on phonation

Answer 14

closed

Question 15

three branches of vagus in neck

Answer 15

pharygeal-motor to constrictors and pharynx
superior laryngeal-
Inferior (recurrent) laryngeal-motor to all laryngeal mm besides cricothyroid

Question 16

superior laryngeal nerve

Answer 16

internal: visceral sensory above cords
external: motor to cricothyroid