Spatial Summation Flashcards

(4 cards)

1
Q

What is spatial summation

A

When multiple impulses arrive at the same time from several presynaptic cells

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2
Q

What can trigger an action potential

A

Action potentials from different parts of the nervous system

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3
Q

What are different presynaptic cells enough for

A

They are enough to reach a threshold potential

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4
Q

When is it useful

A

When lots of different stimuli are warning of danger

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