Neck

Question 1

Answer 1

Question 2

Answer 2

Question 3

Answer 3

Question 4

Answer 4

Question 5

Answer 5

Question 6

Answer 6

Question 7

Hyoid muscles? Actions?

Answer 7

Question 8

Answer 8

Question 9

Answer 9

Question 10

Answer 10

Question 11

Answer 11

Question 12

Answer 12

Question 13

Answer 13

Question 14

Answer 14

Question 15

(Just identify internal and external jugular)

Answer 15

Question 16

Function of internal jugular?

Answer 16

Question 17

Answer 17

Question 18

Answer 18

Question 19

Answer 19

Question 20

How does food pass over the trachea to get to the esophagus?

Answer 20

The epiglottis: a cartilagenous flap that seals off the larynx as food passes by

Question 21

What is choking?

Answer 21

A large bolus can get stuck in the oropharynx, holding down the epiglottis and preventing respiration

Question 22

Why do only humans choke? And why not babies?

Answer 22

Babies have ape-like skull proportions for suckling.

Question 23

6 steps of swallowing (deglutition)

Answer 23

First 3 Voluntary, second 3 involuntary

1. Tongue sweeps bolus back (intrinsic tongue muscles)
2. Hyoid slightly elevated (suprahyoid muscles)
3. Bolus swept into oropharynx, lateral arches stiffen (palatoglossus, styloglossus)
4. Soft palate elevated/tensed (veli palatini muscles)
5. Hyoid elevates larynx, depressing epiglottis (suprahyoid muscles)
6. Esophageal sphincter opens, pharygeal constrictors contract, send bolus into esophagus

Question 24

Answer 24

Question 25

Answer 25

Question 26

Answer 26

Question 27

Vocal ligaments

Answer 27

Question 28

Answer 28

Question 29

Answer 29

Question 30

Answer 30

Question 31

Answer 31

Question 32

Answer 32