Spinal Cord

Question 1

Dorsal horn

Answer 1

Sensory afferent

Question 2

Interneurons

Answer 2

Within and between spinal cord segments

Question 3

Ventral horn

Answer 3

Alpha and gamma motor neuron outputs efferent

Question 4

Lateral horn

Answer 4

Sympathetic nervous system output

Question 5

3 meninges layers

Answer 5

Dura mater
Pia mater
Arachnoid mater

Question 6

Denticulate ligament

Answer 6

Attaches laterally midway between dorsal and ventral root

Question 7

Terminal filament

Answer 7

Formed by a cord of meninges at the caudal end of the spinal cord

Question 8

Epidural space

Answer 8

Between dura of spinal cord and periosteum of vertebrae
Connective tissue fat, blood vessels

Question 9

Cauda equina

Answer 9

Bundle of nerve fibers after the spinal cord has terminated
Includes conus medullaris and spinal roots

Question 10

Cauda equina syndrome

Answer 10

Compression of one of these nerves
Pain, atrophy of muscles, incontinence

Question 11

Spinal nerves exit via

Answer 11

Intervertebral foramen

Question 12

Name 1

Answer 12

Epidural space

Question 13

Name 2

Answer 13

Pia mater

Question 14

Name 3

Answer 14

Arachnoid

Question 15

Name 4

Answer 15

Dura mater

Question 16

Name 5

Answer 16

Dorsal root

Question 17

Name 6

Answer 17

Denticulate ligament

Question 18

Name 7

Answer 18

Spinal ganglion

Question 19

Name 8

Answer 19

Ventral root

Question 20

Dorsal median sulcus

Answer 20

Divides dorsal cord into right and left halves

Question 21

Ventral median fissure

Answer 21

Divides ventral cord into right and left halves

Question 22

Dorsalateral sulcus

Answer 22

Site of intersection of dorsal roots of peripheral nerves

Question 23

Ventrolateral sulcus

Answer 23

Site where efferent motor roots are leaving the cord

Question 24

White matter

Answer 24

Myelinated
Low capillary density
Contains FIBER TRACTS

Question 25

Grey matter

Answer 25

Butterfly shape High number of cell bodies Glia Capillaries

Question 26

White matter Fiber tracts or long tracts

Answer 26

Nerve fibers run together in bundles carrying related information

Question 27

Ascending fiber tracts

Answer 27

Information from periphery to brain

Question 28

Descending fiber tracts

Answer 28

Information from brain to periphery

Question 29

Group of fiber tracts run together within the same region of the cord

Answer 29

Funiculus

Question 30

Name 1

Answer 30

Dorsal median sulcus

Question 31

Name 2

Answer 31

Intermediate sulcus

Question 32

Name 3

Answer 32

Dorsolateral sulcus

Question 33

Name 4

Answer 33

Dorsal funiculus

Question 34

Name 5

Answer 34

Ventrolateral sulcus

Question 35

Name 6

Answer 35

Ventral median fissure

Question 36

Lateral funiculus

Answer 36

Between dorsolateral and Ventrolateral sulci Mixed tracts both ascending and descending tracts located here

Question 37

Ventral funiculus

Answer 37

Located between Ventrolateral sulcus and ventral median fissure Mostly descending tracts

Question 38

Hansens type I disk disease

Answer 38

Degenerate nucleus material extrudes into vertebral canal

Question 39

Hansens type II disk disease

Answer 39

Fibroid nucleus gradually protrudes

Question 40

Discospomdylitis

Answer 40

Inflammatory Bacterial or fungal infection German shepherds Painful

Question 41

Degenerative myelopathy

Answer 41

Slow progressing degenerative disease German shepherds Diffuse degeneration of spinal cord myelin and axon in the white matter

Question 42

Equine motor neuron disease

Answer 42

Death of lower motor neurons whose cell bodies are in the brain stem and spinal cord

Question 43

C6 - C8 Nerve

Answer 43

Musculocutaneous n.

Question 44

C7-T1 Nerve

Answer 44

Radial

Question 45

C8- T1 Nerve

Answer 45

Ulnar

Question 46

L6- S1 Nerve

Answer 46

Sciatic

Question 47

L4-L6 Nerve

Answer 47

Femoral

Question 48

C8-T2 Nerve

Answer 48

Lateral thoracic nerve

Question 49

Musculocutaneous Spinal cord segments

Answer 49

C6-C8

Question 50

Radial nerve Spinal cord segments

Answer 50

C7-T1

Question 51

Ulnar nerve Spinal cord segments

Answer 51

C8-T1

Question 52

Sciatic nerve Spinal cord segments

Answer 52

L6-S1

Question 53

Femoral nerve Spinal cord segments

Answer 53

L4-L6

Question 54

Lateral thoracic nerve Spinal cord segments

Answer 54

C8-T2