Exam 2 Terms

Question 1

Dermatome

Answer 1

the area of skin supplied by a single nerve

Question 2

Dorsal

Answer 2

toward the back

Question 3

Fissure

Answer 3

a natural division or elongated cleft

Question 4

Ganglion

Answer 4

a nerve cell cluster; a group of nerve cell bodies

Question 5

Gray matter

Answer 5

the darker tissue of the brain and spinal cord; it consists mostly of nerve cell bodies and dendrites

Question 6

Innervate

Answer 6

to stimulate to action

Question 7

Plexus

Answer 7

a network of nerves in the body

Question 8

Ventral

Answer 8

toward the front

Question 9

White matter

Answer 9

the lighter tissue of the brain and spinal cord; it consists mostly of myelinated nerve fibers

Question 10

Cerebrospinal fluid (CSF)

Answer 10

a clear, colorless bodily fluid found in the brain and spinal cord; it is produced by the choroid plexuses in the brain

Question 11

Gyrus

Answer 11

a ridge on the cerebral cortex

Question 12

Sinus

Answer 12

a venous channel between layers of dura mater in the brain

Question 13

Sulcus

Answer 13

a depression on the cerebral cortex

Question 14

Hypo

Answer 14

below

Question 15

Arac

Answer 15

spider

Question 16

Inter

Answer 16

between

Question 17

Meninx

Answer 17

membrane

Question 18

Neuro

Answer 18

nerve

Question 19

Sub

Answer 19

below

Question 20

Glosso

Answer 20

tongue

Question 21

Optho

Answer 21

eye

Question 22

Tri

Answer 22

three

Question 23

Motor

Answer 23

producing a motion or action

Question 24

Sensory

Answer 24

relating to sensation or the physical senses

Question 25

Lacrimal

Answer 25

concerned with the secretion of tears

Question 26

Tympanic

Answer 26

resembling or acting like a drumhead

Question 27

Cochlea

Answer 27

snail shell