nervous communitcation
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| did adrian have any choice over the name? | NO
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| Neurones transmit impulses as what kind of signal? | electrical
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| Waht is different about nerve cells as apposed to any other cell in the body? | They cannot regenerate
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| The resting potential in the plasma membrane of the axon is produced and maintained by the ...? | Sodium-potassium pump
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| What is the resting potential of a neurone? | -40 mV
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| What is the difference between a sensory and a motor neurone? | their cell bodies are in different places
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| what is the insulation of an axon called? | myelinated sheath/schwann cell
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| how does the relfex arc work? | input from receptor-->travels along the motor neurone-->action potential moves from the motor neurone to the intermediate neurone--> action potential moves from intermediate neurone to the sensory neurone--> output to effector
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| what is the action potential? | a fleeting reversal of the resting potential across the plamsa membrane of a neurone, which rapidly travels along its length
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| what is the axon? | a long cytoplasmic process of a neurone, that conducts action potentials away from the cell bodies.
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Created by:
angela.mak