Superficial Neck

Question 1

bones and carilage of the neck

Answer 1

Question 2

From what pharyngeal arches do the lesser and greater cornu of hyoid come from?

Answer 2

lesser - second and greater - 3rd

Question 3

Surface anatomy of the neck (labeled)

Answer 3

Question 4

Label a, b, c, d

Answer 4

a: sternocleidomastoid
b: posterior cervical region
c: lateral cervical/posterior triangle
d: anterior cervical/anterior triangle

Question 5

muscles of the neck and inn (labeled)

Answer 5

Question 6

Functions of the SCM

Answer 6

Question 7

Torticollis

Answer 7

2 type: 1. Fibromatosis - fibrous tissue accumulates in the muscle; most common in neonates

2. muscular torticollis = “wry neck;” can be congenital - infants; birth trauma - infants; muscular or nerve injury

Question 8

Fascial layers of the neck

Answer 8

make the neck complex; 5 compartments: superficial, investing, pretracheal, prevertebral, and alar fascia/carotid sheath

Question 9

Superficial veins of the neck (know all the ones in bold*)

Answer 9

Question 10

Cutaneous cervical branches in superficial neck

Answer 10

Question 11

Nerves deep to investing fascia (labeled)

Answer 11

1. accessory 2. dorsal scapular 3. nerve to levator scalpulae 4. roots of brachial plexus 5. phrenic n 6. scalene muscles 7. splenius capitis

Question 12

Cutaneous nerves of the neck (labeled)

Answer 12

Question 13

cervical plexus

Answer 13

Question 14

Ansa Cervicalis

Answer 14

a loop of nerves from the cervical plexus that carry somatomotor innervation to most of the infrahyoid (below the hyoid) muscle in the neck

Question 15

Anterior cervical and suprahyoid regions: superficial (labeled)

Answer 15

Question 16

Anterior cervical and suprahyoid regoins: deep (lebeled)

Answer 16

Question 17

Anterior cervical and suprahyoid regions: deep - mainly suprahyoid region (labeled)

Answer 17

Question 18

Anterior Cervical and suprahyoid regions: Deep - suprahyoid region w/ vasculature removed (labeled)

Answer 18

note relationship b/w lingual n. and submandibular duct

Question 19

Arteries in the neck (labeled)

Answer 19

Question 20

Veins in the neck

Answer 20

Question 21

Arteries in the neck (lateral view) labeled

Answer 21

know all arterial branches - note that the inferior thyroid is a branch of the thryocervical trunk.

Question 22

Veins in the neck (lateral view) labeled

Answer 22

Question 23

what vein is used in a venous puncture? (for chemo, etc)

Answer 23

subclavian v. (there is also an internal jugular puncture)

Question 24

extrinsic muscles of hyoid overlaying larynx (labeled)

Answer 24

for order think: sterno, omo, thryo

Question 25

Suprahyoid muscles and inn. and functions

Answer 25

mylohyoid: n. to myohyoid; elevate hyoid and tongue geniohyoid: C1; shorten mouth flood digastrics: mandibular branch and facial n; depress mandible, steady hyoid

Question 26

infrahyoid muscles - inn. and function

Answer 26

sternohyoid and omohyoid: ansa cervicalis; depress and steady hyoid sternothyroid: ansa cervicalis; depress hyoid and larynx thryohyoid: C1; depress hyoid and elevate larynx

Question 27

extrinsix muscles of larynx (labeled) - know well

Answer 27

Question 28

Suprahyoid muscles (labeled) - could see image on test

Answer 28

Question 29

Anterior vertebral muscles

Answer 29

longus colli: flex neck, rotate opposite unilaterally longus capitus, rectus capitis anterior, and anterior scalene: all 3 flex the neck

Question 30

lateral vertebral muscles

Answer 30

rectus capitus lateralis: flex and stabilze head splenius capitis: laterally flex and rotate head to same side, bilaterally extend head middle and posterior scalenes: flex neck laterally, elevate 2nd rib d

Question 31

anterior and lateral vertebral muscles (lableled)

Answer 31

Question 32

Root of the neck and prevertebral region (labeled)

Answer 32

Question 33

Dissection of root of the neck; w/ SCM reflected in the root (labeled)

Answer 33

Note: subclavian artery and thyrocervical trunk- inferior thyroid, cervicodorsal trunk, and suprascapular artery.

Question 34

Autonomic innervation of root of neck (labeled)

Answer 34

(vagus is parasympathetic)

Question 35

subclavian artery branches (labeled)

Answer 35

Question 36

relationships of the thryoid gland

Answer 36

Note: the cricothyroid ligament is a good place to do a cricothyrodomy

Question 37

Vascularization and innervation of thyroid gland (labeled)

Answer 37

Question 38

veins of thryoid (lebeled)

Answer 38

Question 39

arteries of the thryroid (Labeled)

Answer 39

the main blood supply: from superior and inferior thyroid artery

Question 40

recurrent laryngeal nerves (labeled)

Answer 40