Biology

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What is a stimulus?
Change in the environment
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What do receptors do?
Detect changes & convert the stimuli into an electrical impulse
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What does the CNS do?
Coordinates responses to the stimuli
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What is the first thing to happen if you touch something hot?
signal sent along a sensory to the CNS
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when an impulse reaches a synapse between the sensory& the relay neurone, what happens?
Chemicals are release, sent along the motor neurone
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When a signal reaches the effector, what happens?
The muscle contracts. (move hand away)
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What does FSH do?
Develops the egg
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what does LH do?
Release the egg
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What does Oestrogen do?
Prevents FSH
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Where is FSH made?
Pituitary gland
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Where is Oestrogen made?
Ovaries
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Where is LH made?
Pituitary gland
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Other cards in this set

Card 2

Front

What do receptors do?

Back

Detect changes & convert the stimuli into an electrical impulse

Card 3

Front

What does the CNS do?

Back

Preview of the front of card 3

Card 4

Front

What is the first thing to happen if you touch something hot?

Back

Preview of the front of card 4

Card 5

Front

when an impulse reaches a synapse between the sensory& the relay neurone, what happens?

Back

Preview of the front of card 5
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