Chapter 7 Flashcards

1
Q

CNS processes and interprets stimuli, occurs second

A

Intergration

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2
Q

Sensory receptors monitor changes and gather input (Occurs first)

A

Sensory Input

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3
Q

What lines the cavities of the CNS. Cilia circulates and cushions the CNS..

A

Ependymal Cell

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4
Q

What are the spiderlike phagocytes that help dispose of disease

A

Microglia

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5
Q

What acts as a protective cushioning cells in the PNS

A

Satellite cells

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6
Q

What forms myelin sheath around the nerve fibers to produce myelin sheath in the CNS

A

oligodendrocytes

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7
Q

What is the abundant tissue that forms barrier between capillaries and neurons to exchange nutrients

A

Astrocytes

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8
Q

Facial and cranial nerves that are found throughout the body make up the what

A

Peripheral Nervous system

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9
Q

Nerves that send action messages from CNS to muscle and glands are what nerves

A

Efferent nerves

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10
Q

What are nerves that we have constant control over

A

somatic nerves

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11
Q

Nerves that receive stimuli such as pain, pressure, or touch are what nerves

A

Afferent

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12
Q

The brain and spinal cord make up what nervous system

A

Central nervous system

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13
Q

Nerves that we do not have conscious control over

A

autonomic nerves

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14
Q

Functions of the Nervous system

A
  • Gather sensory input
  • Intergration
  • Response
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15
Q

Glia cells account for nearly half of the nervous tissue?

A

Astrocytes

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16
Q

What is the rough ER called inside the cell body of a neuron?

A

Nissl Substance

17
Q

What process in in charge of incoming messages to the cell body?

18
Q

What does myelin do

A
  • White in color
  • Protects fiber
  • Waxy, fatty material
  • Increases transmission rates
19
Q

Neruon with a cell body in the CNS whose primary function is connecting other neurons is called what

A

Association neruon

20
Q

when an action potential is propgated what ions rapidly diffues out of the cell into the tissue fluid

21
Q

Ability to respond to a stimulus

A

Irritability

22
Q

Effects response by activating muscles or glands and it occurs last

A

Motor Output