Anatomy of Neck

Question 1

Sensory branches of the cervical plexus ?

GLAST

Answer 1

G-greater auricular nerve 
L-Lesser Occipital nerve 
A-Anterior Rami C1-5
S-Supraclavicular nerve 
T-Transverse cervical nerve

Question 2

which arteries supply the head and neck ?

Answer 2

Facial , Occipital, Posterior Auricular and Subclavian arteries

Question 3

Venous Drainage of the neck

Answer 3

Anterior Jugular veins and tributaries

• Facial
• Occipital
• Posterior auricular veins

Question 4

Boundaries of the anterior triangle of the neck

Answer 4

• lower border of the body of the mandible
• Midline = jugular notch to chin
• Anterior border of the sternocleidomastoid muscle

Question 5

contents of the anterior triangle of the neck

• muscles and bone
• Artery bifurcates into ?
• Cranial nerves

Answer 5

• The suprahyoid muscles
• Hyoid bone
• Infrahyoid muscles
• Common carotid artery bifurcates within the triangle into the external and internal carotid branches
• Internal jugular vein
• The cranial nerves : facial [VII], glossopharyngeal [IX], vagus [X], accessory [XI], and hypoglossal [XII] 7,9,10,11,12

Question 6

Suprahyoid muscles

Don’t Make George Sing

Answer 6

Digastric
Mylohyoid
Geniohyoid
Stylohyoid

Question 7

Infrahyoid muscles
OMO 
Stop 
Taking
Sweets

Answer 7

Omohyoid
Sternohyoid
Thyrohyoid
Sternothyroid

Question 8

which two muscles have the slings/ 2 parts ?

Answer 8

Digastric which is a suprahyoid muscle
- anterior and posterior belly

Omohyoid which is an infrahyoid muscle
-superior and inferior belly

Question 9

what muscles does the sternohyoid cover ?

Answer 9

1) Sternothyroid

2) Thyrohyoid

Question 10

Facial nerve innervates ?

Answer 10

• posterior belly of digastric

- Stylohyoid

Question 11

the posterior belly of digastric and stylohyoid is innervated by which nerve ?

Answer 11

facial Nerve

Question 12

Mylohyoid nerve innervated which suprahyoid muscles

Answer 12

Mylohyoid

anterior belly of digastric

Question 13

which nerve innervates the myeloid and anterior belly of digastric ?

Answer 13

Mylohyoid nerve

Question 14

what do the infra hyoid muscles do ?

Answer 14

depresses the hyoid bone

Question 15

which muscles does the ansa cervicalis supply ?

Answer 15

sternohyoid
sternothyroid
omohyoid

Question 16

which infrahyoid muscle does the hypoglossal nerve supply ?

Answer 16

thyrohyoid

Question 17

nerve supply to the infrahyoid muscles?

Answer 17

-Ansa Cervicalis and Hypoglossal nerve