Pharynx + larynx

Question 1

what are the locations that air flows thru to get to trachea

Answer 1

nasopharynx-> oropharynx-> laryngopahrynx-> laryngeal inlet-> trachea

Question 2

what area of the pharynx will see a mix of food and air

Answer 2

oropharynx

Question 3

what happens if pharyngeal tonsils (adenoids) grow out too much

Answer 3

can be associated with chronic otitis media

Question 4

what is the purpose of the salpingopharangeal m

Answer 4

dialate pharynx

Question 5

where are the palantine tonsils found

Answer 5

between palatoglossal and palatopharangeal arch

Question 6

what types of muscle in 3 parts of esophagus

Answer 6

prox- striated
middle- mixed
distal- smooth

Question 7

on either side of the pharynx what is found in carotid sheath (lat to med)

Answer 7

int jug, vagus, common carotid

Question 8

what is the significance of the piriform recess

Answer 8

foriegn bodies may get stuck their and inure internal laryngeal and recurrent nerves of vagus

Question 9

what nerve supplies most of waldeyers lymphatic ring

Answer 9

CN9 glossopharangeal

Question 10

what nerve does taste on post 1/3 of tongue

Answer 10

CN9 glossopharangeal

Question 11

what nerve does taste on root of tongue

Answer 11

CNX

Question 12

what nerve does taste on sup soft palate

Answer 12

CN7

Question 13

what are the pharangeal consitrictors and what is their inn

Answer 13

Sup, middle, and inf

Vagus nerve X

Question 14

where does the sup laryngeal branch of the vagus enter the larynx

Answer 14

bw the middle and inf consitrictors to enter the larynx

Question 15

what are the functions of the pharyngeal dialators and inn

Answer 15

elevates and widens pharynx + elevates larynx during swallowing + Speech

Question 16

Palatopharyngeus- O,I,IN

Answer 16

O- hard palate

I- side of pharynx + post/sup margin of lamina

IN- CNX

Question 17

Salpingopharyngeus- O, I, IN

Answer 17

O- cartilaginous part of pharyngotympanic tube

I- Side of pharanyx

IN- CNX

Question 18

Stylopharyngeus- O, I, IN

Answer 18

O- Styloid process

I- In bw sup + inf pharyngeal constrictors

IN- CN9

Question 19

3 stages of swallowing

Answer 19

1 (voluntary)- bolus is compressed and pushed to oropharnxy by tongue + soft palate

2 (involuntary)- soft palate elevates and the pharynx elvates widens to recieve bolus (by dialators)

3 (involuntary)- sequential contraction of all 3 constrictors