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exam prep > The Nervous System > Flashcards

The Nervous System Flashcards

1
Q

What is the nervous system?

A

A collection of nerves and specialised cells that transmit signals.

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2
Q

What is the PNS?

A

Peripheral nervous system.

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3
Q

What is the CNS?

A

Central nervous system.

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4
Q

Describe the physiology of the CNS system.
(1 phase)

A
  1. CNS transmits and receives signals from the brain and spinal cord.
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5
Q

What is the brains role in the CNS?

A

To receive information, respond to it, and store information.

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6
Q

What is the spines role in the CNS?

A

Conducts signals and controls reflexes.

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7
Q

Describe the physiology of the PNS system.
(3 phases)

A
  1. PNS communicates to motor neurons and sensory neurons.
  2. Motor neurons communicate with somatic NS (nervous system) and autonomic NS.
  3. Somatic NS communicates to sympathetic division and parasympathetic division.
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8
Q

What are the motor neurons’ role in the PNS?

A

Communicates with muscles and glands.

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9
Q

What are the sensory neurons role in the PNS?

A

Communicates with sensory organs and relays that to the CNS.

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10
Q

What is the role of the somatic NS in the PNS?

A

Controls voluntary movement.

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11
Q

What is the role of the autonomic NS in the PNS?

A

Controls involuntary movement.

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12
Q

What is the role of sympathetic division in the PNS?

A

Controls “fight or flight” response.

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13
Q

What is the role of parasympathetic division in the PNS?

A

Controls “rest or digest” response.

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14
Q

What are the functions of the frontal lobe?
(4 functions)

A
  1. Emotion
  2. Expression
  3. Problem solving
  4. Judgment
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15
Q

What are the functions of the parietal lobe?
(4 functions)

A
  1. Spatial awareness
  2. Touch
  3. Navigation
  4. Language processing
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16
Q

What are the functions of the occipital lobe?
(2 functions)

A
  1. Visual processing
  2. Visual cortex
17
Q

What are the functions of the temporal lobe?
(3 functions)

A
  1. Long term memory
  2. Auditory processing
  3. Language and visual recognition and processing
18
Q

What is the brains function?

A

Sends, receives, and stores electrical and chemical signals in reaction to stimuli.

exam prep (11 decks)

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