Example Bd Questions: the Neck

Question 1

Each of the following muscles usually appears in the floor of the posterior triangle except one, which one is the exception?

a. Sternohyoid
b. Medius scalene
c. Splenius capitis
d. Levator scapulae
e. Anterior belly of omohyoid

Answer 1

a. Sternohyoid

Question 2

The posterior cervical triangle is bounded partly by:

a. Trapezius and subclavius muscles
b. Splenius capitis and trapezius muscles
c. Trapezius and SCM mm
d. Clavicle and the longus colli muscle

Answer 2

c. Trapezius and SCM m’s

What divides this triangle?
Omohyoid

Question 3

The lateral boundary of the retropharyngeal space at the level of the oropharynx is the:

a. Carotid sheath
b. Pterygomandibular raphe
c. Medial pterygoid muscle and its fascia
d. Stylopharyngeus muscle and its fascia

Answer 3

a. Carotid sheath

Question 4

Which of the following structures contacts posteriorly with the isthmus of the thyroid gland?

a. larynx
b. pharynx
c. trachea
d. esophagus
e. carotid sheath

Answer 4

c. Trachea

Question 5

Considering number and location, the parathyroid glands are usually:

a. single and dorsal to the thyroid gland
b. single and embedded in the dorsum of the thyroid gland
c. multiple and embedded in the dorsum of the thyroid gland
d. multiple and just superior to the thyroid gland
e. not related to the thyroid gland

Answer 5

c. Multiple and embedded in the dorsum of the thyroid gland

Question 6

Which of the following triangles is formed by the superior belly of the omohyoid muscle, the anterior border of the SCM muscle, and the posterior belly of the digastric muscle?

a. superclavicular
b. submandibular
c. digastric
d. muscular
e. carotid

Answer 6

e. Carotid?

Question 7

A child falls on a nail that penetrates the submental region in the midline. What is the first muscle to be impaled?

a. Mylohyoid
b. Thyrohyoid
c. Hyoglossus
d. Genioglossus
e. Posterior digastric

Answer 7

a. Mylohyoid

Question 8

Infections of dental origin may reach the thorax by traversing a fascial space btwn the:

a. Prevertebral and parotid fascia
b. Pterygoid and pretracheal fascia
c. Superficial cervical and buccopharyngeal fascia
d. Carotid and masseteric fascia
e. Buccopharyngeal and prevertebral fascia

Answer 8

e. Buccopharyngeal and prevertebral fascia

Question 9

All of the following are contents of the carotid sheath except one, which one is the exception:

a. Vagus nerve
b. Common carotid a.
c. Internal jugular v.
d. External carotid a.
e. Internal carotid a.

Answer 9

d. External carotid a.

Ansa cervicalis is embedded in the wall of the sheath

Question 10

List the contents of the digastric triangle:

a. Submandibular gland, facial artery, CN XII
b. Submandibular gland, facial artery, CN X
c. Carotid a., Jugular v., CN X
d. Carotid a., Jugular v., CN XII
e. Nothing significant

Answer 10

a. Submandibular gland, facial artery, CN XII

Question 11

All of the following are either a muscle or the nerve that innervates a muscle that makes a border of the carotid triangle except one, which is the exception?

a. Omohyoid
b. Facial nerve
c. Trigeminal nerve
d. Ansa cervicalis
e. Spinal accessory n.

Answer 11

c. Trigeminal n.
Anterior digastric is innervated by V3
Posterior digastric is innervated by CN VII