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GENBIO 2 REVIEWER > Nervous System > Flashcards

Nervous System Flashcards

1
Q

one of the most complicated structures in the animal kingdom, containing billions of neurons

A

nervous system

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2
Q

brain and spinal cord; central processing unit of the body

A

central nervous system

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3
Q

the rest of the nerves of the body

A

peripheral nervous system

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4
Q

largest central organ of the nervous system

A

brain

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5
Q

anterior part of the brain

A

forebrain

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6
Q

parts that make up the forebrain

A

cerebrum, hypothalamus, thalamus

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7
Q

smaller and central part of the brain

A

midbrain

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8
Q

parts that make up the midbrain

A

tectum, tegmentum

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9
Q

central region of the brain

A

hindbrain

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10
Q

parts that make up the hindbrain

A

cerebellum, medulla, pons

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11
Q

cylindrical bundle of nerve fibers within the spine

A

spinal cord

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12
Q

dark, butterfly-shaped region of the brain made up of nerve cell bodies

A

gray matter

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13
Q

surrounds gray matter in the spinal cord and contains cell coated in myelin

A

white matter

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14
Q

connects different parts of the body to the CNS

A

peripheral nervous system

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15
Q

responsible for transmitting messages from tissues/organs to the CNS

A

afferent nerve fibers

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16
Q

conveys messages from CNS to corresponding peripheral organ

A

efferent nerve fibers

17
Q

part of the PNS that controls voluntary actions

A

somatic neural system

18
Q

part of the PNS that controls involuntary actions

A

autonomic neural system

19
Q

part of the ANS that stimulates the body’s fight or flight response

A

sympathetic nervous system

20
Q

part of the ANS that stimulates the body’s rest and digest and feed and breed responses

A

parasympathetic nervous system

21
Q

part of brain that controls thinking, memory, behavior, and movement

A

frontal lobe

22
Q

part of the brain that controls hearing, learning, and feelings

A

temporal lobe

23
Q

part of the brain that controls breathing, heart rate, and temperature

A

brain stem

24
Q

part of the brain that controls language and touch

A

parietal lobe

25
Q

part of the brain that controls sight

A

occipital lobe

26
Q

part of the brain that controls balance and coordination

A

cerebellum

27
Q

center of emotions

A

limbic system

28
Q

contains the nucleus and serves as the cell support center

A

cell body or soma

29
Q

passes messages away from the cell body

A

axon

30
Q

receives messages

A

dendrites

31
Q

insulates axon and speeds up neural impulse

A

myelin sheath

32
Q

3 parts of the brain stem

A

midbrain, medulla, pons

GENBIO 2 REVIEWER (12 decks)

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