nervous system

  • Created by: eddie2356
  • Created on: 01-10-18 19:25
what is the nervous system?
allows humans to react to their surroundings and coordinate their behaviour
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Define a receptors
detect a stimulus and send an electrical impulse through sensory neurones to the CNS
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define an effector
the motor neurone sends message to an effector to cause a response
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why are nerve long?
helps each cell to carry impulse over large distance
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what is a synape?
the junction between two neurones which electrical impulses can cross
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what is a relay neurone
carries eletrical impulses from one part of the CNS to the other
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what is a motor neurone
carries electrical impulses from the CNS to the effector
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Other cards in this set

Card 2

Front

Define a receptors

Back

detect a stimulus and send an electrical impulse through sensory neurones to the CNS

Card 3

Front

define an effector

Back

Preview of the front of card 3

Card 4

Front

why are nerve long?

Back

Preview of the front of card 4

Card 5

Front

what is a synape?

Back

Preview of the front of card 5
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