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Anatomy and Physiology > Anatomy Quiz Nervous System and Neurons > Flashcards

Anatomy Quiz Nervous System and Neurons Flashcards

1
Q

What does in Nervous system Include?

A

Includes the brain, spinal cord, and nerves

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2
Q

What is the overall function of the Nervous System?

A

To both send and receive information, maintaining homeostasis

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3
Q

What does the Sensory do?

A

Receives information

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4
Q

What does the integrative do?

A

Determines where the information is being sent

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5
Q

What does the Motor do?

A

Responds to signals

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6
Q

What are the TWO divisions of the Nervous System?

A

Central Nervous System (CNS) and Peripheral Nervous System (PNS)

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7
Q

What does the Central Nervous System include?

A

The Brain and Spinal Cord

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8
Q

What does the Peripheral Nervous System include?

A

Peripheral Nerves through the body, 31 pairs of SPINAL NERVES, 12 pairs of CRANIAL NERVES

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9
Q

What does the Somatic Nervous System include?

A

Skeletal, voluntary (Controlled movement)

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10
Q

What does the Autonomic Nervous System include?

A

Smooth muscles, glands, involuntary (Uncontrolled movement)

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11
Q

What does Parasympathetic mean?

A

Rest and Digest

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12
Q

What does Sympathetic mean?

A

Fight or Flight

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13
Q

What is a Neuron?

A

A mass of nerve cells that transmit information (The functional unit of the Nervous System)

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14
Q

What does the Cell Body contain?

A

Contains the Nucleus and other cell organelles

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15
Q

What does the Dendrites do?

A

They are shorter, more numerous, and receive information

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16
Q

What do the Axons do?

A

Single long fibers that conduct information away

17
Q

What does the Chromatophilic do?

A

They are the Transport System

18
Q

What does Myelin do?

A

Insulates surrounding axons

19
Q

What are the Nodes of Ranvier

A

The gaps in the insulation

20
Q

What are Neurofibrils?

A

Fibers within the Axon

21
Q

What does Neuroglial Cells do?

A

Support Cells

22
Q

What is the function of Microglial Cells?

A

The immune function, digest debris, and kill bacteria

23
Q

What is the function of Oligodendrocytes?

A

Make Myelin sheath that provides insulation for Axons in the Central Nervous System!

24
Q

What is the function of Astrocytes?

A

Connect Blood Vessels to Neurons

25
Q

What is the function of Ependymal Cells?

A

Form membranes around tissues

26
Q

What is the function of Schwann Cells?

A

Creates Myelin sheaths in the Peripheral Nervous System!

27
Q

What is the function of Myelin Sheaths?

A

Insulate Axons with gaps called the Nodes of Ranvier

28
Q

Demyelination is the process in which..

A

Nerves lose their Myelin Sheaths

Anatomy and Physiology (4 decks)

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