Nervous System (Module 10) Flashcards

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1
Q

Nerves

A

Neural “cables”

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2
Q

Nervous system

A

The body’s speedy, electrochemical communication system.

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3
Q

Central Nervous System (CNS)

A

The brain and spinal cord.

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4
Q

Peripheral Nervous System (PNS)

A

Connects the central nervous system (CNS) to the rest of the body.

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5
Q

Sensory Neurons (Afferent)

A

Carry incoming information from the sense receptors to the CNS.

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6
Q

Motor Neurons (Efferent)

A

Carry from the CNS muscles to muscles and glands.

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7
Q

Interneurons

A

Carry information between other neurons only found in the brain and spinal cord (CNS).

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8
Q

Reflexes

A

Automatic, inborn response to a sensory stimulus (spinal cord-interneurons).

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9
Q

Neural Networks

A

With experience, networks can learn, as feedback strengthens or inhibits connections that produce certain results.

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10
Q

Somatic Nervous System

A

Body’s skeletal muscles.

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11
Q

Autonomic Nervous System

A

Glands and the muscles of the internal organs.

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12
Q

Sympathetic Nervous System (Fight or Flight)

A

Arouses the body, mobilizing its energy in stressful situations.

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13
Q

Parasympathetic Nervous System (Rest and Digest)

A

Calms the body, preserving its energy.

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