Neck

Question 1

Muscles that flex and extend the head and neck:

Answer 1

Sternocleidomastoid (bilaterally), Longus capitis, Longus colli, Scalene

Question 2

Which muscles elevate the hyoid?

Answer 2

Suprahyoid
(Stylohyoid, mylohyoid, geniohyoid, digastric)
{innervated by CN7: Facial}

Question 3

Which muscles abduct the TRUE vocal cords?

Answer 3

Posterior cricoarytenoid

Question 4

Which muscles are innervated by the ansa cervicalis?

Answer 4

Infrahyoid muscles

Question 5

Which muscles of the neck are innervated by the vagus nerve (CN10)?

Answer 5

(Superior, middle, and inferior constrictor muscles), cricothyroid, lateral cricoarytenoid, thyroarytenoid, arytenoideus, posterior cricoarytenoid, (Pharynx & larynx muscles)

Question 6

What are the functions of the thyroid and parathyroid glands?

Answer 6

Thyroid - Release thyroid hormones -> involved in protein synthesis, setting BMR, growth and maturation of CNS, cell respiration, long bone growth, etc.

Parathyroid - Release parathyroid hormone -> INCREASES BLOOD CALCIUM!

Question 7

Which muscles are innervated by the accessory nerve (CN11)?

Answer 7

Sternocleidomastoid and trapezius

Question 8

What are the branches of the external carotid artery?

Answer 8

1. Superior thyroid artery
2. Ascending pharyngeal artery
3. Lingual artery
4. Facial artery
5. Occipital artery
6. Posterior auricular artery
7. Maxillary artery
8. Superficial temporal artery

(SALFoundOutPMS)