Deck 4: Neck

Question 1

Generally, muscles overlie the bone that they move.

Answer 1

False

Question 2

The largest vessels in the region of the neck are usually the internal jugular veins.

Answer 2

True

Question 3

The last laryngeal cartilage encountered on a series of axial CT images of the neck, arranged in descending order, is the cuneiform.

Answer 3

False

Question 4

The muscle seen most anteriorly on axial CT images of the neck is the platysma.

Question 5

One of the divided origins of a muscle is termed a head.

Question 6

The laryngeal cartilage associated with the bifurcation of the pharynx into the trachea and esophagus is known as the cricoid.

Question 7

The trachea is approximately 20 in. (50.8 cm.) long.

Question 8

Contrast is administered when acquiring axial CT images of the neck for localization purposes, not to obtain diagnostic information about the vessels.

Question 9

The trachea is approximately 10 in. (25.4 cm.) long.

Question 10

The thyroid cartilage is seen at the level of the inferior mandible.

Question 11

The insertion of a muscle is fixed.

Question 12

Generally, the origin of a muscle is distal.

Question 13

The first laryngeal cartilage encountered on a series of axial CT images of the neck, arranged in descending order, is the epiglottis.

Question 14

Nine pieces of cartilage make up the larynx.

Question 15

The largest vessels in the neck are usually the external jugular veins.

Question 16

The portion of the larynx seen on axial CT images that completely encircles the laryngopharynx is the thyroid.

Question 17

The outermost covering of an entire muscle is the

A)perimysium.
B)epimysium.
C)endomysium.
D)sarcolemma.

Question 18

The larynx is approximately 1.5 in. (3.81 cm.) long.

Question 19

The glands found lateral to the hyoid bone on axial CT images of the neck are the sublinguals.

Question 20

The larynx is approximately 4 in. (10.16 cm.) long.

Question 21

The arytenoids sit on top of the

A)cuneiforms.
B)thyroid cartilage.
C)epiglottis.
D)cricoid cartilage.

Question 22

The inferior aspect of the epiglottis attaches to the

A)thyroid cartilage.
B)cricoid cartilage.
C)hyoid bone.
D)thyroid gland.

Question 23

Which piece(s) of laryngeal cartilage is/are the most difficult to detect on CT sectional images?

A)Arytenoids
B)Cuneiforms
C)Thyroid
D)Epiglottis
E)Cricoid

Question 24

The laryngeal cartilage associated with the bifurcation of the pharynx into the trachea and esophagus is the

A)corniculate.
B)epiglottis.
C)thyroid cartilage.
D)arytenoid.
E)cricoid.

Question 25

The muscle of the neck that appears to move anteriorly as axial CT images descend is the

A)scalene.
B)platysma.
C)SCM.
D)longus capitis.

Question 26

Which laryngeal piece of cartilage is one of a pair?

A)Epiglottis
B)Thyroid
C)Cuneiform
D)Cricoid

Question 27

The thyroid gland is visualized easily on CT sectional images of the neck because

A)it is adjacent to the internal jugular vein, so it absorbs contrast that is administered intravenously.
B)it is adjacent to the common carotid artery, so it absorbs contrast that is administered intravenously.
C)its density is similar to cartilage.
D)it naturally contains iodine.

Question 28

The piece of laryngeal cartilage forming the "Adam's apple" is the

A)thyroid cartilage.
B)epiglottis.
C)cricoid cartilage.
D)arytenoid.
E)cuneiform.

Question 29

On axial CT images of the neck, the trachea appears

A)hyperlucent.
B)blunted posteriorly.
C)opaque.
D)a and b
E)a and b

Question 30

The tracheal cartilage consists of pieces of cartilage adjacent to the trachea with the opening

A)anterior.
B)posterior.
C)lateral.
D)There are no openings in the tracheal cartilage.

Question 31

On axial CT images, which muscle of the neck is seen most posteriorly?

A)Sternocleidomastoid
B)Erector spinae
C)Posterior scalene
D)Longus capitis/longus colli

Question 32

The largest piece of cartilage involved in forming the larynx is the

A)epiglottis.
B)cricoid.
C)arytenoid.
D)thyroid.

Question 33

When a skeletal muscle is in a relaxed state, a space exists between the

A)thin myofilaments.
B)thick myofilaments.
C)a and b
D)Neither a nor b

Question 34

Which portion of a muscle is fixed?

A)Origin
B)Insertion
C)Neither a nor b
D)Both a and b

Question 35

Which vein directly drains the blood returning from the face and scalp?

A)Internal jugular vein
B)External jugular vein
C)Internal carotid veins
D)External carotid veins

Question 36

The bulky part of a muscle is the

A)belly.
B)tendon.
C)insertion.
D)origin.

Question 37

The first portion of the cricoid cartilage to appear on axial CT images, arranged in descending order, is the

A)anterior aspect.
B)posterior aspect.
C)lateral aspect.
D)The entire cricoid cartilage appears at the same time.

Question 38

The pharynx

A)is a passageway for air going to the trachea.
B)is a passageway for food and liquid going to the esophagus.
C)ends at the inferior cricoid.
D)bifurcates into the trachea and esophagus.
E)All of the above

Question 39

Contrast is administered when acquiring axial CT images of the neck

A)for localization purposes.
B)to obtain diagnostic information about the vessels.
C)a and b
D)Neither a nor b

Question 40

The thyroid gland

A)has a right and left lobe.
B)is found anterior to the inferior larynx.
C)requires iodine to function.
D)appears hyperopaque on CT axial images.
E)All of the above

Question 41

The distal portion of the pharynx is the

A)oropharynx.
B)nasopharynx.
C)laryngopharynx.
D)None of the above

Question 42

The first laryngeal cartilage encountered on a series of axial CT images of the neck, arranged in descending order, is the ____________________.

Question 43

The muscle of the neck that is seen most posteriorly on axial CT images is the ____________________.

Question 44

On axial CT images of the neck, the structure immediately posterior to the trachea is the ____________________.

Question 45

The vocal cords attach anteriorly to the ____ and posteriorly to the ____.

A)thyroid cartilage, arytenoids
B)thyroid cartilage, cricoid cartilage
C)cricoid cartilage, arytenoids
D)cricoid cartilage, cuneiforms

Question 46

The largest piece of cartilage involved in forming the larynx is the ____________________.

Question 47

The hyoid bone is seen at the level of the

A)mandible.
B)clavicle.
C)C7.
D)cricoid cartilage.

Question 48

Muscles acquire their names from their

A)action.
B)point of origin and insertion.
C)location.
D)number of heads.
E)All of the above

Question 49

The portion of the larynx seen on CT axial images encircling the laryngopharynx is the ____________________.

Question 50

The largest vessels in the neck are usually the _________________________.

Question 51

The pharynx bifurcates into the ____________________ anteriorly, and the ____________________ posteriorly.

Question 52

The carotid arteries

A)are medial to the SCM.
B)are medial to veins.
C)supply the face, scalp, and anterior and middle portions of the brain with oxygenated blood.
D)All of the above

Question 53

The approximate length of the larynx is ____________________.

Question 54

The gland(s) found external to the hyoid bone on axial CT images of the neck is/are the ____________________.

Question 55

The muscle seen most anteriorly on axial CT images of the neck is the ____________________.

Question 56

The portion of a muscle that is fixed is the ____________________.

Question 57

The number of pieces of cartilage making up the larynx is ____________________.

Question 58

One of the divided origins of a muscle is a(n) ____________________.

Question 59

The length of the trachea is approximately ____________________.

Question 60

A lay term for the larynx is the ____________________.

Question 61

Match each item with the correct term.
a."striped"
b.a thin muscle found in the anterior neck
c.one of three pairs of salivary glands; found near the ear
d.the outermost covering of a muscle
e.ring-shaped
cricoid

Question 62

Match each item with the correct term.
a."striped"
b.a thin muscle found in the anterior neck
c.one of three pairs of salivary glands; found near the ear
d.the outermost covering of a muscle
e.ring-shaped
parotid

Question 63

The vocal cords attach anteriorly to the ____________________ and posteriorly to the ____________________.

Question 64

Match each item with the correct term.
a."striped"
b.a thin muscle found in the anterior neck
c.one of three pairs of salivary glands; found near the ear
d.the outermost covering of a muscle
e.ring-shaped
epimysium

Question 65

Match each item with the correct term.
a."striped"
b.a thin muscle found in the anterior neck
c.one of three pairs of salivary glands; found near the ear
d.the outermost covering of a muscle
e.ring-shaped
striated

Question 66

Match each item with the correct term.
a."striped"
b.a thin muscle found in the anterior neck
c.one of three pairs of salivary glands; found near the ear
d.the outermost covering of a muscle
e.ring-shaped
platysma