Chapter 4 Study Questions

Question 1

The larynx is:

a. comprised of 3 unpaired and 3 paired cartilages
b. a musculo-cartilagenous structure
c. superior to the trachea
d. a & b
e. a & c
f. a, b & c

Answer 1

F. a, b, & c

Question 2

This is the inferior-most cartilage of the larynx

a. cricoid
b. arytenoid
c. cuneiform
d. thyroid
e. epiglottis

Answer 2

A. cricoid

Question 3

This cartilage is the most massive of the laryngeal cartilages

a. arytenoid
b. thyroid
c. cuneiform
d. cricoid
e. epiglottis

Answer 3

B. thyroid

Question 4

This cartilage articulates with the inferior aspect of the arytenoid cartilage

a. cuneiform
b. cricoid
c. thyroid
d. epiglottis

Answer 4

B. cricoid

Question 5

This is a leaf-like cartilage

a. epiglottis
b. thyroid
c. cuneiform
d. corniculate

Answer 5

A. epiglottis

Question 6

This is the superior-most cartilage of the larynx

a. epiglottis
b. hyoid
c. cricoid
d. thyroid

Answer 6

A. epiglottis

Question 7

These are small indentations in the membranous fold between the epiglottis and tongue.

a. thyrohyoid indentations
b. pyriform sinuses
c. aryepiglottic folds
d. valleculae
e. none of the above

Answer 7

D. valleculae

Question 8

This is the cavity of the larynx immediately superior to the ventricular folds.

a. aditus
b. laryngeal ventricle
c. vestibule
d. glottis

Answer 8

C. vestibule

Question 9

This is the prominence superior to the laryngeal ventricle

a. true vocal folds
b. vestibule
c. epiglottis
d. false vocal folds

Answer 9

D. false vocal folds

Question 10

The cricoid cartilage articulates with this portion of the thyroid cartilage.

a. inferior cornu
b. superior cornua
c. greater cornu
d. lesser cornu

Answer 10

A. inferior cornu

Question 11

The hyoid bone articulates with this aspect of the thyroid cartilage

a. inferior cornu
b. superior cornua
c. greater cornu
d. lesser cornu

Answer 11

B. superior cornua

Question 12

This cartilage articulates with the apex of the arytenoid cartilage

a. corniculate
b. thyroid
c. cricoid
d. cuneiform

Answer 12

A. corniculate

Question 13

The thyromuscularis muscle attaches to this process of the arytenoid cartilage.

a. thyroid
b. muscular
c. ligamentous
d. vocal

Answer 13

B. muscular

Question 14

The _________________________ horn of the hyoid bone articulates with the
thyroid cartilage.

Answer 14

greater

Question 15

When the _________________________ muscle contracts, the muscular process is
pulled anteriorly.

Answer 15

lateral cricoarytenoid

Question 16

The oblique arytenoid muscle is a(n) _________________________
(adductor/abductor/tensor/relaxer).

Answer 16

adductor

Question 17

The posterior cricoarytenoid is a(n) _________________________
(adductor/abductor/tensor/relaxer).

Answer 17

abductor

Question 18

The thyromuscularis is a(n)_________________________
(adductor/abductor/tensor/relaxer).

Answer 18

relaxer

Question 19

The _________________________ branch of the X vagus innervates the lateral
cricoarytenoid muscle.

Answer 19

recurrent laryngeal

Question 20

The _________________________ branch of the X vagus innervates the oblique
arytenoid muscles.

Answer 20

recurrent laryngeal

Question 21

The term _________________________ refers to the refers to the degree of force
that may be applied by the vocal folds at their point of contact.

Answer 21

medial compression

Question 22

The anterior belly of digastricus is innervated by the _____________________
cranial nerve.

Answer 22

V trigeminal

Question 23

The _____________________ muscle originates on the styloid process of the
temporal bone and courses to the hyoid bone.

Answer 23

stylohyoid

Question 24

The _________________________ muscle originates on the underside of the
mandible, coursing fan-like to the median fibrous raphe and the hyoid bone.

Answer 24

mylohyoid

Question 25

The _________________________ muscle forms the floor of the mouth.

Answer 25

mylohyoid

Question 26

The geniohyoid muscle is innervated by the _________________________ cranial nerve.

Answer 26

XII hypoglossal

Question 27

The _________________________ muscle is the only laryngeal depressor with two bellies.

Answer 27

omohyoid

Question 28

The _________________________ muscle courses from the sternum to the thyroid cartilage.

Answer 28

sternothyroid

Question 29

The _________________________ muscle lies medial the thyromuscularis muscle

Answer 29

thyrovocalis

Question 30

The ______________________ muscle is directly attached to the sternum and hyoid and depresses the hyoid the hyoid.

Answer 30

sternohyoid

Question 31

The _________________________ muscle has two bellies that insert into an intermediate tendon that attaches to the hyoid.

Answer 31

digastricus

Question 32

The _________________________ belly of the digastricus muscle pulls the hyoid back.

Answer 32

posterior

Question 33

The _________________________ cartilage is embedded within the aryepiglottic folds.

Answer 33

cuneiform

Question 34

109. _____ elevates and retracts larynx as its sole function a. mylohyoid b. digastricus anterior c. digastricus posterior d. geniohyoid e. stylohyoid

Answer 34

E

Question 35

111. _____ elevates and pulls larynx forward a. mylohyoid b. digastricus anterior c. digastricus posterior d. geniohyoid e. stylohyoid

Answer 35

D

Question 36

113. _____ arises from mastoid process, and elevates and retracts larynx a. mylohyoid b. digastricus anterior c. digastricus posterior d. geniohyoid e. stylohyoid

Answer 36

C

Question 37

115. _____ depresses larynx a. sternothyroid b. sternohyoid c. thyrohyoid d. mylohyoid e. cricopharyngeus

Answer 37

A

Question 38

117. _____ closes upper esophagus a. sternothyroid b. sternohyoid c. thyrohyoid d. mylohyoid e. cricopharyngeus

Answer 38

E