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Anatomy And Physiology > Pop Quiz > Flashcards

Pop Quiz Flashcards

1
Q

Structures of CNS

A

Brain and spinal cord

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2
Q

Structures of PNS

A
  1. Sensory
  2. Motor
    a. Somatic- impulses to skeletal muscles
    b. Autonomic- imp. To smooth muscles, cardiac muscles and glands
    • sympathetic: fight or flight
    • parasympathetic: resting and digestive
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3
Q

2 neurotransmitters

A

Endorphin- natural opiate. Inhibits pain

Serotonin- monoamine neurotransmitter. Contributes to feelings of well being and happiness.

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4
Q

3 neuroglial cells

A

Astrocytes- environmental regulators
Satellite cells- environmental regulators
Microglia- phagocytizers

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5
Q

Axon

A

Nerve cell

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6
Q

Axon hillock

A

Where neuron connects to axon

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7
Q

Cell body

A

Area around nucleus

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8
Q

Dendrite

A

arm of cell body

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9
Q

Myelin

A

Protects cell

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10
Q

Node of ranvier

A

Where neurotransmitters are stored. Gap in myelin sheath

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Anatomy And Physiology (20 decks)

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