Exp 19

Question 1

Three membranous coverings or?

Answer 1

Meninges

Question 2

The outermost of three membranous coverings or meninges, of the spinal cord is the tough, skinlike ?

Answer 2

Dura mater

Question 3

Deep to the dura mater

Much THINNER meninx, the spidery ?

Answer 3

Arachnoid

Question 4

Space deep to the arachnoid is ?

Answer 4

Subarachnoid space

Question 5

Deepest meninx

Answer 5

Pia mater

Question 6

Deep groove on the anterior surface of the spinal cord

Answer 6

Anterior median fissure

Question 7

Shallower groove of the spinal cord

Answer 7

Posterior median sulcus

Question 8

Group of separate nerves resembling a horse’s tail ?

Answer 8

Cauda equina

Question 9

The two lateral sections of gray matter are joined by a transverse called?

Answer 9

Gray commisure

Question 10

Center of the gray commissure is the_________

Answer 10

Central canal

Question 11

The canal contains?

Answer 11

CSF in life but contains preservative in prepared specimens

Question 12

Lateral of gray matter exhibits ?

Answer 12

Anterior gray horn

Posterior gray horn

Question 13

Additional lateral extension is called ?

Answer 13

Lateral gray horns

Question 14

Columns of white matter surround the central gray matter area. These include the ?

Answer 14

Anterior white column
Posterior white column
Lateral white column

Question 15

Columns are sometimes called ?

Answer 15

Funiculi

Question 16

There are ____ pairs of spinal nerves communicating w/ the spinal cord

Answer 16

31

Question 17

C1 through C8

Answer 17

Cervical spinal nerves

Question 18

T1 though T12

Answer 18

Thoracic spinal nerves

Question 19

L1 through L5

Answer 19

Lumbar spinal nerves

Question 20

S1 through S5

Answer 20

Sacral spinal nerves

Question 21

C or Cx

Answer 21

Coccygeal spinal nerves

Question 22

Each spinal nerve communicates with the cord by means of two separate _________

Answer 22

Spinal nerve roots

Question 23

Includes efferent fibers

Answer 23

Ventral (anterior) spinal nerve root

Question 24

Includes afferent fibers

Answer 24

Dorsal (posterior) spinal nerve root

Question 25

Nuclei of diff. neurons form an area of gray matter in the dorsal root called ?

Answer 25

Dorsal root ganglion

Question 26

Correct order for the meninges of the brain (from superficial to deep)

Answer 26

Dura mater-arachnoid-pia mater

Question 27

Cauda equina is ?

Answer 27

A bundle of separate nerves

Question 28

Network of nerve fibers is called ?

Answer 28

Ganglion

Question 29

Large group of neuron cell bodies are likely to be found in the ?

Answer 29

Dorsal root ganglion