CNS AND PNS Flashcards

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1
Q

CNS

Central Nervous System

A

The brain and spinal cord.

The spinal cord enables the brain to communicate with the rest of the body though the PNS

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2
Q

PNS

Peripheral nervous system

A

All the other nerves in the body

Communicate information from the body’s organs, glands and muscle to the CNS and vice versa.

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3
Q

Somatic Nervous System

A

Responsible for the voluntary movement of skeletal muscle.
Motor neurons communicate messages from the CNS to the particular muscles that need to move.
Sensory neurons convey messages from sensations

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4
Q

Autonomic Nervous System

A

Autonomic Nervous System operates without voluntary control or conscious awareness

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5
Q

Sympathetic Nervous System

A

Emergency System that become active when the organism perceives itself in danger or in times of stress
Fight,flight or freeze response

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6
Q

Parasympathetic Nervous System

A

Operates in circumstances where it is relatively calm.

Homeostasis

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7
Q

Label a neuron

A

Insert a badass picture on Neuron

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8
Q

Communicate between nerons

A

Terminal buttons

Communication between two cells is know and synaptic transmission

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