Ch 13-14

Question 0

Process of interpreting sensory input to decide the action

Answer 0

Integration

Question 1

Input that monitors changes occurring inside and outside the body

Answer 1

Sensory

Question 2

Input that responds to integrated stimuli

Answer 2

Motor

Question 3

The central nervous system consists of the (2 items)

Answer 3

Brain and spinal cord

Question 4

The peripheral nervous system consists of the (2 items)

Answer 4

Spinal nerves and cranial nerves

Question 5

The afferent division is also known as

Answer 5

Sensory division

Question 6

The efferent division is also known as

Answer 6

Motor division

Question 7

Division containing nerve fibers that carry impulses away from the CNS

Answer 7

Efferent

Question 8

The two subdivisions of the efferent division are

Answer 8

Somatic and autonomic

Question 9

This efferent subdivision is involuntary

Answer 9

Autonomic

Question 10

This efferent subdivision is voluntary

Answer 10

Somatic

Question 11

Support cells of the CNS

Answer 11

Neuroglia

Question 12

These cells brace neurons

Answer 12

Astrocytes

Question 13

These cells dispose of debris in the nervous tissue

Answer 13

Microglia

Question 14

These cells circulate cerebrospinal fluid

Answer 14

Ependymal cells

Question 15

These cells protect neuron cell bodies

Answer 15

Satellite cells

Question 16

These cells form myelin sheaths in the PNS

Answer 16

Schwann cells

Question 17

These cells produce myelin sheaths

Answer 17

Oligodendrocytes

Question 18

Cells that transmit messages

Answer 18

Neurons

Question 19

The nucleus is contained in this part of the neuron

Answer 19

Cell body

Question 20

This part of the neuron conducts impulses away from the cell body

Answer 20

Axons

Question 21

This part of the neuron conducts impulses toward the cell body

Answer 21

Dendrites

Question 22

Axons end in ____ ____ that contain vesicles with ______ and are separated from the neuron by a gap called _____ _____ and the junction between the nerves are _____

Answer 22

Axonal terminals
Neurotransmitter s
Synaptic cleft
Synapse

Question 23

Gaps in the myelin sheaths along the axon

Answer 23

Nodes of Ranvier

Question 24

In the CNS, cell bodies and unmyelinated fibers are called

Answer 24

Gray matter

Question 25

A collection of cell bodies outside the CNS

Answer 25

Ganglia

Question 26

Afferent neurons that detect stretch or tension

Answer 26

Proprioceptors

Question 27

These connect sensory and motor neurons

Answer 27

Interneurons

Question 28

The three structures of neurons

Answer 28

Multipolar
Bipolar
Unipolar

Question 29

The nerve impulses are dependent upon a resting neuron depolarizing to allow _____ to flow inside the membrane

Answer 29

Sodium

Question 30

During transmission of a signal at a synapse, this is released from a nerve’s axon terminal

Answer 30

Neurotransmitter

Question 31

Action potentials are started in this part of the neuron

Answer 31

Dendrite

Question 32

A reflex arc consists of a direct route from a sensory neuron, to an _____, to an _____

Answer 32

Interneuron

Effector

Question 33

Type of reflex that activates skeletal muscles

Answer 33

Somatic

Question 34

Type of reflex that regulates smooth muscle, heart and blood pressure, glands, and the digestive system

Answer 34

Autonomic