Exam 1 Part 9

Question 1

Branch of facial nerve that receives motor info to muscles of the upper face; Bilaterally innervated

Answer 1

Temporal, zygomatic

Question 2

Brach of facial nerve that receives Motor info to muscles of the lower face; unilaterally innervated

Answer 2

Buccal, mandibular

Question 3

Receive motor plans from both contralateral and ipsilateral hemispheres; Protective redundancy allows body part to still function if one cerebral hemisphere is damaged

Answer 3

Bilateral innervation

Question 4

Receive motor plans from the contralateral hemisphere of motor movement; no protective redundancy

Answer 4

Unilateral innervation

Question 5

Nerve that receives sensory (taste) from posterior 1/3 of tongue; Motor to muscles of pharynx for swallowing and parotid gland for saliva

Answer 5

Glossopharyngeal

Question 6

Nerve that is important for speech; Innervates muscles of the soft palate, pharynx, and larynx through various branches

Answer 6

Vagus

Question 7

Innervates portions of pharynx for swallowing and elevates velum for non-nasal sounds

Answer 7

Pharyngeal plexus

Question 8

Sends afferent info from inside larynx to CNS

Answer 8

Intrinsic branch of superior laryngeal nerve (SLN)

Question 9

Innervates cricothyroid muscle

Answer 9

Extrinsic branch of superior laryngeal nerve

Question 10

Recur into neck/larynx and innervate muscles for adduction and abduction of vocal folds

Answer 10

Recurrent laryngeal nerve

Question 11

Where is the right recurrent laryngeal nerve located?

Answer 11

Passes under right subclavian artery

Question 12

Where is the left recurrent laryngeal nerve located?

Answer 12

Passes under arch of aorta

Question 13

Cranial nerve that innervates shoulder muscles

Answer 13

Accessory

Question 14

Cranial nerves that innervates intrinsic and extrinsic muscles of the tongue; gross and fine movements of the tongue

Answer 14

Hypoglossal