Nervous System Cells

Question 1

Glial cells which form a fatty insulative sheath around nerve fibers of the CNS

Answer 1

Oligodendria cells

Question 2

Specialized structures which are stimulated by changed in the environment

Answer 2

Receptors

Question 3

Muscles or glands which bring about a coordinated response

Answer 3

Effectors

Question 4

A non-conducting cell which is responsible for the production, support, and metabolism of neurons

Answer 4

Neuroglial cells

Question 5

Neurons which transmit impulses away from the CNS to an effector

Answer 5

Motor neuron

Question 6

The brain and spinal cord

Answer 6

CNS

Question 7

A membrane that measures -70mv

Answer 7

Polarized membrane

Question 8

A junction between an axon of one neuron and a dendrite of another

Answer 8

Synapse

Question 9

Small clusters of ribosomes found in the nuroplasm

Answer 9

Nissel bodies

Question 10

A glial cell which produces myelin which covers axons of the peripheral nervous system

Answer 10

Schwann cells

Question 11

The functional unit of the nervous system

Answer 11

Neuron

Question 12

The process of a neuron which transmits impulses toward the cell body of a neuron

Answer 12

Dendrite

Question 13

Neuron of the CNS which connects a sensory neuron with a motor neuron

Answer 13

Associative neuron

Question 14

A disorder in which plaques or scarring occurs on myelin sheath of nerves of the CNS

Answer 14

MS

Question 15

The process of a neuron which transmits impulses away from the cell body

Answer 15

Axon

Question 16

A neuron which has one dendrite and one axon found in the retina of the eye

Answer 16

Bipolar neurons

Question 17

A membrane in which an action potential is generated, measures +30mv

Answer 17

Depolarized neuron

Question 18

A disease in which a virus attacks the cell body of a moto neuron resulting in paralysis of the voluntary muscle

Answer 18

Polio

Question 19

The most numerous neuron in the body, found only in the CNS

Answer 19

Multipolar neuron