Chapter 12

Question 0

surgical repair of nerves

Answer 0

Neuroplasty

Question 1

nerves that arise from the brain

Answer 1

Cranial nerves

Question 2

second largest portion of the brain
located beneath posterior portion of cerebrum
this part of the brain aids in coordinating voluntary body movements and maintaining balance and equilibrium
attached to brain stem by pons
refines muscular movement that is initiated in cerebrum

Answer 2

Cerebellum

Question 3

group of disabilities caused by injury to brain either before or during birth or very early in infancy
most common permanent disability in childhood

Answer 3

Cerebral Palsy (CP)

Question 4

this portion of brain stem forms bridge between cerebellum and cerebrum
also where nerve fibers cross from one side of brain to control functions and movement of other side of brain

Answer 4

Pons

Question 5

portion of brain stem that connects spinal cord with brain

contains respiratory, cardiac, and blood pressure control centers

Answer 5

Medulla oblongata

Question 6

portion of brain stem

Answer 6

Midbrain

Question 7

term meaning tough mother

is fibrous outermost meninges layer that forms a tough protective layer

Answer 7

Dura mater

Question 8

term means soft mother

this thin innermost meninges layer is applied directly to surface of brain

Answer 8

Pia mater

Question 9

delicate middle layer of meninges

Answer 9

Arachnoid layer

Question 10

single projection of a neuron that conducts impulse away from nerve cell body

Answer 10

Axon

Question 11

tissue that wraps around many nerve fibers

composed of fatty material and functions as insulator

Answer 11

Myelin

Question 12

convoluted elevated portions of cerebral cortex
they are separated by fissures or sulci
singular is gyrus

Answer 12

Gyri

Question 13

also called fissures
grooves that separate gyri of cerebral cortex
singular is sulcus

Answer 13

Sulci

Question 14

fluid filled spaces within cerebrum

contains cerebrospinal fluid which is watery clear fluid that provides protection from shock or sudden motion to brain

Answer 14

Ventricles

Question 15

point at which axon of one neuron meets dendrite of next neuron

Answer 15

Synapse

Question 16

cerebrovascular accident (CVA)
development of an infarct due to loss in the blood supply to an area of the brain

Answer 16

Stroke

Question 17

one sided facial paralysis with unknown cause
person cannot control salivation, tearing of eyes, or expression
patient will eventually recover

Answer 17

Bell’s Palsy

Question 18

this area of the brain has three components: medulla oblongata, pons, and midbrain
is pathway for impulses to be conducted between brain and spinal cord
contains centers that control respiration, heart rate, and blood pressure
in addition, 12 pairs of cranial nerves begin here

Answer 18

Brain Stem

Question 19

profound unconsciousness resulting from illness or injury

Answer 19

Coma

Question 20

responsible for coordinating all the activity of the body

Answer 20

Nervous system

Question 21

the nervous system is subdivided into the

Answer 21

Central nervous system
and
peripheral nervous system

Question 22

the central nervous system consists of the

Answer 22

brain and spinal cord

Question 23

the nerves of the peripheral nervous system are

Answer 23

cranial nerves
and
spinal nerves

Question 24

individual nerve cells that are capable of conducting electrical impulses in response to a stimulus

Answer 24

Neurons

Question 25

neurons have 3 basic parts:

Answer 25

dendrites
nerve cell body
axon