Lecture 8- Deep Neck

Question 1

anterior triangle contains

Answer 1

CN 7, 9, 10, 12, and cervical sympathetic trunk-ganglion

Question 2

What muscles does the facial nerve supply in the anterior neck

Answer 2

platysma, posterior belly digastric, and stylohyoid

Question 3

vagus nerve run with what in the carotid sheath

Answer 3

carotid artery and internal jugular vein

Question 4

what muscles attach to the 1st rib

Answer 4

scalene anterior and middle, subclavius, intercostal, serratus anterior

Question 5

what lies in the carotid sheath

Answer 5

internal carotid
vagus nerve
common carotid
internal jugular vein

Question 6

what nerve roots make up ansa cervicalis

Answer 6

C1-C3

Question 7

phrenic nerve arises off…

Answer 7

C3-5

Question 8

which ms does the phrenic n lie anterior to

Answer 8

anterior scalene

Question 9

which sympathetic ganglion nerve root innervates the carotid plexus

Answer 9

superior cervical ganglion, C2-4

Question 10

what are the nerve roots for the middle cervical ganglion

Answer 10

C5-C6

Question 11

which cervical sympathetic trunk supplies the vertebral artery?

Answer 11

middle and inferior cervical ganglion

Question 12

nerve roots for superior cervical ganglion

Answer 12

C2-4

Question 13

nerve roots for inferior cervical ganglion

Answer 13

C7-8, sometimes T1

Question 14

what does the inferior cervical sympathetic trunk supply?

Answer 14

subclavian a

Question 15

main branches of the external carotid

Answer 15

superior thyroid
lingual
facial
maxillary
superior temporal a

Question 16

if someone has neck cancer, where might lymph drain and potentially spread?

Answer 16

drains to jugulo-omohyoid node

Question 17

what is the thoracic duct

Answer 17

transports lymph and drains into venous system

Question 18

what does the thoracic duct drain into

Answer 18

drains into subclavian that goes back into the heart

Question 19

inferior thyroid vein comes off of…

Answer 19

subclavian vein

Question 20

what does the parathyroid gland do

Answer 20

assists in controlling body’s calcium levels

Question 21

pharynx goes to

Answer 21

esophagus

Question 22

larynx goes to

Answer 22

trachea

Question 23

what are the three pharynx areas

Answer 23

naso-pharynx
oro-pharynx
laryngo-pharynx

Question 24

the hyoid bone serves as a protection to which structure

Answer 24

epiglottis

Question 25

cranial nerve 9 runs to which artery first

Answer 25

internal carotid artery

Question 26

what nerves are involved in GAG reflex

Answer 26

glossopharyngeal and vagus nerve

Question 27

which cranial nerves affect the tongue

Answer 27

5, 7, 9, 10, 12

Question 28

what nerve is commonly injured in surgery?

Answer 28

recurrent laryngeal n

Question 29

what muscles are innervated by recurrent laryngeal n?

Answer 29

intrinsic laryngeal ms posterior cricoarytenoid lateral cricoarytenoid arytenoid thyroarytenoid

Question 30

if laryngeal n impaired in surgery, what would be affected

Answer 30

paralysis of vocal folds

Question 31

which muscles are innervated by the hypoglossal?

Answer 31

tongue muscles

Question 32

would you lose function of swallowing if you damaged the hypoglossal?

Answer 32

no but it would be very difficult

Question 33

which cranial n shares a pathway with C1

Answer 33

hypoglossal