Veterinary Science > Nervous System > Flashcards

Nervous System Flashcards

(23 cards)

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1
Q

Axon

A

Sends impulses away from cell

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2
Q

Brain

A

Major organ of nervous system; contained within the skull

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3
Q

Brainstem

A

Connects the cerebrum with the spinal cord; contains the medulla oblongata

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4
Q

Central Nervous System

A

Contains brain and spinal cord

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5
Q

Cerebellum

A

Coordinates movement and muscle activity, balance

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6
Q

Cerebrum

A

Largest portion of brain; responsible for receiving and storing information and signaling for voluntary movement

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7
Q

Connecting neuron

A

Carries impulses from one neuron to another

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8
Q

Dendrite

A

Branch-like; receive impulses

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9
Q

Homeostasis

A

State of balance of the physiologic systems within the body

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10
Q

Impulse

A

Electrical signal that is transmitted through nervous tissue

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11
Q

Medulla oblongata

A

Part of the brain responsible for all life functions

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12
Q

Meninges

A

Protective layer covering the brain; 3 layers

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13
Q

Motor neuron

A

Carries impulses from the brain towards the muscle and glands

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14
Q

Nerve

A

Term for one or more bundles of nerve cells

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15
Q

Neuron

A

Nerve cells

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16
Q

Neurotransmitter

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A

Chemical substance that allows impulses to travel

17
Q

Parasympathetic nervous system

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A

Maintains and restores normal body function

18
Q

Peripheral nervous system

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A

Consists of all nerves that lead to and from the spinal cord and brain

19
Q

Sensory neuron

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A

Carries impulses towards the brain and spinal cord

20
Q

Soma

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A

Cell body that contains the nucleus

21
Q

Spinal cord

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A

Pathway for all impulses going to and from the brain

22
Q

Sympathetic nervous system

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A

Responsible for stress and emergency responses

23
Q

Synapse

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A

Space between neurons that contains a neurotransmitter

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