B1 - Neurones and Reflexes

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  • Created by: Rachelcfx
  • Created on: 29-04-16 16:56
What is CNS?
The central nervous system.
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What does the CNS consist of?
Brain and Spinal Cord.
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What are the three types of neurone that the CNS is made up of?
SENSORY, RELAY, MOTOR.
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Explain how the CNS coordinates information? (7)
Stimulas, Receptor, Sensory neurone, CNS, Motor neurone, Effector, Response.
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What do reflex actions do?
Stop you injuring yourself.
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Explain how reflex actions work...
1) CNS uses ELECTRICAL IMPULSES for QUICK RESPONSES. (Sensory neurone connects to relay connects to motor.)
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Explain how neurons transmit info as electrical impulses.
EI passed along AXON OF CELL. Neurones have DENDRITES so they can CONNECT to other neurones.
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Other cards in this set

Card 2

Front

What does the CNS consist of?

Back

Brain and Spinal Cord.

Card 3

Front

What are the three types of neurone that the CNS is made up of?

Back

Preview of the front of card 3

Card 4

Front

Explain how the CNS coordinates information? (7)

Back

Preview of the front of card 4

Card 5

Front

What do reflex actions do?

Back

Preview of the front of card 5
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