Chapter 4 spine power point

Question 1

protects spinal cord

Answer 1

vertebral canal

Question 2

path for nerves

Answer 2

intervertebral foramina

Question 3

jelly filled

protects and cushions

inside intervertebral disk

Answer 3

nucleus pulposus

Question 4

hard outer area

Answer 4

annulus fibrosus

Question 5

have transverse foramen

bifid spinous process

Answer 5

cervical vertebrae

C3-C6(has bifid spinous process)

Question 6

cervical vertebrae

no spinous process

articulates with occipital bone

Answer 6

C1

Atlas

Question 7

odontoid process

Dens

allows rotation of head

Answer 7

C2

Axis

Question 8

has vertebral prominens

Answer 8

C7

Question 9

have costal facets

looks like a giraffe

Answer 9

thoracic vertebrae

Question 10

costovertebral joint

Answer 10

articulate with head of rib

Question 11

costotransverse joint

Answer 11

articulate with tubercle of rib

Question 12

larger body size

Answer 12

Lumbar vertebrae

Question 13

5 fused vertebra

foramina

promontory

hiatus

cornu

articulates with illiac

Answer 13

sacrum

Question 14

4 fused vertebra

attachment point for filum terminlae

Answer 14

coccyx

Question 15

connects Dens(odontoid process) to foramen magnaum

Answer 15

apical ligament

Question 16

oblique across Dens to Anterior of C1

rotates head

Answer 16

Alar ligament

Question 17

sling posterior of Dens(odontoid process)

attach foramen magnum to body of Axis

cross-like appearance

Answer 17

transverse ligament

Question 18

longitudinal portion of transverse ligament

Answer 18

cruciform ligament

Question 19

thick bands

base of occipital to cervical spinous processes

attachment point for muscles

Answer 19

ligamentum nuchae

Question 20

runs complete length of spine on spinous processes

continuation of ligamentum nuchae

Answer 20

supraspinous ligament

Question 21

broad ligament from clivas of occipital bone to axis

covers Dens

continuous with posterior longitudinal ligament

Answer 21

Tectorial membrane

Question 22

runs entire anterior surface of all vertebral bodies to sacrum

thick broad ligament

Answer 22

Anterior longitudinal ligament

Question 23

runs lenght of spin on anterior inner surface of the vertebral foramen

attaches at disk spaces

thin fibrous

Answer 23

posterior longitudinal ligament

Question 24

connects posterior portion of lamina

Answer 24

ligamentum flava

Question 25

number of vertebrae

Answer 25

7 cervical 12 thoracic 5 lumbar 5 sacral (fused) 4 coccyx (fused)

Question 26

runs from transverse process (12th rib) to illiac crest lateral flexion considered abdominal muscles fans out towards side

Answer 26

quadratus lumborum

Question 27

anterior and lateral to vertebral body in lumbar region

Answer 27

psoas muscle

Question 28

same as surrounding the brain Dura arachnoid pia

Answer 28

spinal meninges

Question 29

thecal sac

Answer 29

created by the dura mater

Question 30

highly vascular

Answer 30

pia mater

Question 31

lower end of pia mater attachs to coccyx

Answer 31

filum terminale

Question 32

keep spinal cord supported laterally in spinal column

Answer 32

denticulate ligaments

Question 33

end of spinal cord around L1-L2

Answer 33

conus medullaris

Question 34

the continuatoin of nerves after the conus medullaris

Answer 34

cauda equina

Question 35

surrounds the gray matter in spinal column

Answer 35

white matter

Question 36

central portion of spinal cord butterfly shape

Answer 36

gray matter

Question 37

posterior projections sensory neurons in gray matter

Answer 37

dorsal horns

Question 38

anterior projections in gray matter shorter motor neurons

Answer 38

ventral horns

Question 39

neurons entering cord from the body

Answer 39

dorsal roots

Question 40

combining of dorsal and ventral nerves 31 pair

Answer 40

spinal nerve

Question 41

contains motor and sensory fibers extends posterior after foramen to innervate trunk

Answer 41

dorsal rami

Question 42

innervates anterior of body comes off spinal nerve and splits

Answer 42

ventral rami

Question 43

cervical brachial lumbar sacral

Answer 43

nerve plexuses

Question 44

at C1-C4

Answer 44

cervical plexus

Question 45

goes to diaphragm to control respiration at level of C3-C5

Answer 45

phrenic nerve

Question 46

at level of C5-T1 roots and cords motor and sensory for upper extremeties

Answer 46

brachial plexus

Question 47

emerge between anterior and medial scalene muscle C5-T1

Answer 47

Brachial plexus roots

Question 48

5 terminal branches musculocutaneous axillary median radial ulnar

Answer 48

brachial plexus cords

Question 49

T12-L4 anterior of pelvis and leg

Answer 49

lumbar plexus

Question 50

largest branch of lumbar plexus

Answer 50

femoral nerve

Question 51

largest branch of femoral nerve descends medial aspect of leg to ankle with vein

Answer 51

saphenous nerve

Question 52

motor and sensory for posterior buttocks and legs contains sciatic nerve

Answer 52

sacral plexus

Question 53

largest nerve from sacral plexus

Answer 53

sciatic nerve

Question 54

tibeal nerve peroneal nerve

Answer 54

branches of sciatic nerve

Question 55

anterior spinal artery posterior spinal artery spinal branches

Answer 55

spinal arteries

Question 56

single artery runs length of spine

Answer 56

anterior spinal artery

Question 57

two arteries that run length of spine

Answer 57

posterior spinal arteries

Question 58

branch between anterior and posterior arteries

Answer 58

spinal branches

Question 59

valve less anterior and posterior radial branches

Answer 59

spinal veins

Question 60

run intervertebral

Answer 60

veins of the vertebral column