Intro

Question 0

Anterior roots carry efferent axons from cell bodies,located in the?

Answer 0

Anterior or lateral horns which attach to spinal cord by a series of rootlets

Question 1

Anterior roots ( ventral or motor roots) carry what axons?

Answer 1

Efferent axons

Question 2

The posterior roots ( dorsal or sensory) carry axons from cell bodies located in the?

Answer 2

Posterior root ( dorsal root) spinal ganglion

Question 3

The posterior root separates into rootlets that attach to the cord at the?

Answer 3

Posterior lateral sulcus

Question 4

The spinal ganglia are located inside or medial to the?

Answer 4

Intervertebral foramen beyond the dura mater

Question 5

C1 andC2 ganglia located on the vertebral arches

Answer 5

True

Question 6

Sacral ganglia located within the?

Answer 6

Vertebral canal

Question 7

The coccygeal located inside?

Answer 7

Dura mater

Question 8

Mixed spinal nerve, meningeal branch is given off at all spinal levels

Answer 8

True

Question 9

Renter the vertebral canal thru if and divide into what?

Answer 9

Ascending, descending, transverse branches

Question 10

These branches provide what info?

Answer 10

Somatosensory and sympathetic supply to dura, blood vessels, periosteum, intervertebral disc in the ant and lateral portions of the canal.

Question 11

The mixed spinal nerve divides into?

Answer 11

Posterior ( dorsal ) ramus and anterior( ventral) ramus

Question 12

The posterior ramus spirits into what branches?

Answer 12

Lateral and medial except C1

Question 13

Posterior ramus is smaller than the anterior ramus except C1 S4 S5

Answer 13

True

Question 14

The posterior ramus has motor innervation to? And sensory to?

Answer 14

Deep back muscles, skin on either side of spine

Question 15

The anterior ramus has motor innervation to?

Answer 15

Anterior and lateral trunk muscles, skeletal muscles

Question 16

Anterior rami contribute to the great plexus

Answer 16

True

Question 17

The anterior ramus provides sensory info to?

Answer 17

Skin of extremity as well as lateral and anterior trunk

Question 18

Sympathetic chain communicans are located?

Answer 18

Medial to the bifurcation of the mixed spinal nerve

Question 19

White ramus communicans carry unmyelinated axons

Answer 19

False myelinated

Question 20

White ramus communicans contain cell bodies in the?

Answer 20

Lateral horn cells at cod levels T1-L2

Question 21

White ramus communicans carry preganglonic sympathetic fibers enter sympathetic chain and do what?

Answer 21

Synapse or pass thru splanchnic nerves

Question 22

Gray ramus communicans carry what axons?

Answer 22

Unmyelinated postganglionic sympathetic axons from cell bodies in the sympathetic chain to the spinal nerve

Question 23

Gray ramus communicans associated with each spinal nerve

Answer 23

True

Question 24

C1 suboccipital nerve has motor supply to what muscles?

Answer 24

Rectus capitis posterior major and minor, obliquus capitis superior and inferior, semispinalis capitis

Question 25

The C2 has two branches what are they and what do they supply?

Answer 25

Medial branch greater occipital nerve sensory to post neck scalp Lateral motor supply to semispinalis capitis, longissimus capitis, splenius capitis

Question 26

C3 has two branches which supply what?

Answer 26

Medial least occipital nerve sensory from skin of posterior neck Lateral motor supply semispinalis capitis longissimus capitis, splenius capitis

Question 27

C4-C8 two branches supply what?

Answer 27

Medial sensory to skin over post neck | Lateral motor supply to iliocostalis cervicis, longissimus cervicis and capitis

Question 28

Cervical plexus is formed by what?

Answer 28

Anterior rami of C1- C4 spinal nerves

Question 29

Communications with cranial nerves fibers from what ganglion communicate with the loop formed by?

Answer 29

Inferior Vagal ganglion C1 and C2

Question 30

The spinal accessory nerve Carrywhat info?

Answer 30

Proprioceptive and communicate with loops of C2 C3 and C3 and C4

Question 31

Spinal accessory from scm to C2 and trap C3 C4

Answer 31

True

Question 32

The hypoglossal nerve communicates with C1 fibers and become what? And supply what?

Answer 32

Superior root ansa cervicalis, supply thyrohyoid and geniohyoid

Question 33

Superior cervical ganglion has three gray rami communicans and carry what?

Answer 33

Postganglionic sympathetic vasomotor, sudomotor, pilomotor to the loop btw C1 and C2 roots of C3 and C4

Question 34

Superficial branches, lesser occipital nerve carries fibers from? And supply?

Answer 34

C2 sometimes C3 supply skin over superior 1/3 of auricle and skin behind ear. Communicates with greater occipital nerve Nd great auric ulnar nerve- cervicogenic headache

Question 35

The great auricular nerve carries fibers from? And split into what branches?

Answer 35

C2 C3 and anterior and posterior branches

Question 36

The anterior branch of the great auricular combines with what nerve and supplies?

Answer 36

Facial nerve, skin over parotid gland

Question 37

The posterior branch of great auricular supplies what?

Answer 37

Skin over mastoid process

Question 38

The transverse cutaneous carries fibers? And divides into what supplying what?

Answer 38

C2C3 ascending and descending branches supply skin over platysma

Question 39

The trunks from C3 C4 form what nerves?

Answer 39

Medial lateral intermediate supraclavicular nerves

Question 40

The medial supraclavicular nerve supplies?

Answer 40

Skin over sternal end of clavicle as far as second rib

Question 41

The intermediate supraclavicular supplies what?

Answer 41

Skin over deltoid and pec major as far as second rib

Question 42

The lateral supraclavicular nerve supplies?

Answer 42

Skin over superior and lateral aspects of shoulder

Question 43

Deep branches are divides into series medial and lateral series

Answer 43

True

Question 44

Lateral series passes into post triangle consisting of what branches?

Answer 44

Communicating and muscular

Question 45

The spinal accessory nerve receives info from communicating branches carry fibers from?

Answer 45

C2-4

Question 46

The muscular branches are associated with what muscles?

Answer 46

Scm fibers C2 C3 C4, trap fibers C2 C3, levator scapula C3, C4 motor and sensory, middle scalene fibers C3 C4

Question 47

The medial series passes into anterior triangle

Answer 47

True

Question 48

The communicating branches of the medial series is btw what?

Answer 48

Vagus and loop C1 C2

Question 49

Communicating branch of medial series has 3 to 4 gray rami communicans from?

Answer 49

Cervical ganglion to upper four cervical nerves

Question 50

Communicating branch from medial series contain C1 communicating with what nerve and separated into what?

Answer 50

Hypoglossal nerve and superior root ansa cervicalis

Question 51

The muscular branches of the medial seriesare sent what muscles?

Answer 51

Rectus capitis lateralis C1, rectus capitis anterior C1 C2, longus capitis C1-C3, longus colli C2- C4

Question 52

Branches from C2 C3 form what?

Answer 52

Inferior root ansa cervicalis

Question 53

Ansa cervicalis supplies what?

Answer 53

Sternohyoid, sternothyroid, both bellies omohyoid

Question 54

The phrenic nerve is formed by what fibers?

Answer 54

C3- C5 most coming from C4

Question 55

Phrenic nerve defends through where?

Answer 55

Neck anterior to ant scalene

Question 56

Phrenic nerve recieves what fibers?

Answer 56

Postganglionic sympathetic fibers from cervical ganglia

Question 57

The phrenic nerve supplies what?

Answer 57

Diaphragm