Neck

Question 1

Pos triangle borders

Answer 1

ant- SCM
Pos- trap
inf - clavicle
floor- 3 scalene m, splenius capitis, levator scapulae

Question 2

occipital triangle of the pos. triangle

Answer 2

trap, SCM, omohyoid

Question 3

omoclavicular triangle of pos triangle

Answer 3

omohyoidm clavicle, SCM

Question 4

Vein that runs through pos triangle

Answer 4

ext jugular v

Question 5

pos ascpect of the neck runs from vertebrae

Answer 5

C2-C7

Question 6

arteries that run through posterior triangle

Answer 6

suprascapular, occipital, trans. cervical, 3rd part of subclavian

Question 7

nerves going through pos. triangle

Answer 7

CN 11, Cervical plexus (C1-C4), Great auricualr, trrans cervical, suprascapular, supraclavicular, phrenic, brachial plexus

Question 8

great auricular n ?

Answer 8

skin over angle of mandible, parotid, lower ear, mastoid process

Question 9

supraclavicular n.? vs suprascapular n ?

Answer 9

C3, C4- skin over shoulder .. C5 andC6

Question 10

action of platysma an innervation

Answer 10

tense skin of neck and depress mandible. CN7

Question 11

Divions of the ant neck

Answer 11

muscular, carotid submandibular, submental

Question 12

Infrahyoid m ?

Answer 12

sternohyoid,omohyoid, sternothyroid, thyrohoid

Question 13

suprahyoid m ?

Answer 13

digastrics, sylohyoid, geniohyoid and mylohyoid

Question 14

action and innervation of digastrics

Answer 14

elevate hyoid and depress mandible. CNV3(Ant. belly)..CN7(Posterior belly)

Question 15

stylohyoid action and innervation

Answer 15

elevate hyoid. CN7

Question 16

Mylohyoid action and innervation

Answer 16

CNV3. floor of mouth

Question 17

submandibular triangle boundries

Answer 17

pos and ant digastric, inf border of mandible

Question 18

Submandibular triangle content

Answer 18

subman fland and duct and CN12, Mylohyoid n

Question 19

innervation of thyrohyoid

Answer 19

CN12

Question 20

carotid triangle boundries

Answer 20

pos belly of digastric, SCM, Sup belly of omohyoid

Question 21

content of carotid triangle

Answer 21

carotid sheath, deep cervical lymph nodes, cervical part of ganglionated
sympathetic trunk and cervical ganglia.

Question 22

muscular triangle boundries

Answer 22

sup, bell of omohyoid, midline of neck, SCM

Question 23

Muscular triangle content

Answer 23

4 infrahyoid mm. and neck viscera

Question 24

submental triangle boundries

Answer 24

hyoid bone, ant. bellies of rt. and lt. digastric mm.,

mylohyoid m., symphysis menti of mandible

Question 25

submental triangle content

Answer 25

contents: submental lymph nodes,
arteries: branches of external carotid a
veins: anterior jugular

Question 26

Deep Muscles of the Neck are innervated by ?

Answer 26

ventral primary rami of cervical nerves, all flex the neck and/or the head on

Question 27

arteries on root of neck

Answer 27

brachiocephalic trunk (on rt.), common carotid and subclavian aa. (on lt.)

Question 28

3 branches of the subclavian

Answer 28

1st part: vertebral, thyrocervical trunk
2nd part: costocervical trunk
3rd part: suprascapular and/or dorsal scapular

Question 29

longus capitis innervation and action

Answer 29

ventral rami c1-c4

flex and rotate cervical vertebrae and head

Question 30

longus colli

Answer 30

ventral rami c2-c8

flex rotate cervical vertebrae and head and vertebral column