Human Biology Unit 3 Key Area 1

ANS
Consists of sympathetic and parasympathetic nerves system which have fibers that are antagonistic to each other
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Sympathetic fibers
speed up heart and breathing rates. Slow down digestive processes/
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Parasympathetic fibres
Slow down the heart and breathing rates. Speed up digestive processes
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Cerebellum
Controls balance and coordination
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Medulla
Control heart rate, breathing rate and peristalsis
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Limbic system
has a role in LTM, emotion, motivation and behaviour
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Cerebrum
Divided into left and right cerebral hemispheres
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Cerebral cortex
receives sensory information, is involved with decision making in light of experiece and coordinates voluntary movement
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Sensory area
receives impulses from the skin, organs and muscle
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Motor Area
Sends impulses to the skeletal muscle
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Corpus Callosum
Transfers information between the two cerebral hemispheres
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Other cards in this set

Card 2

Front

speed up heart and breathing rates. Slow down digestive processes/

Back

Sympathetic fibers

Card 3

Front

Slow down the heart and breathing rates. Speed up digestive processes

Back

Preview of the back of card 3

Card 4

Front

Controls balance and coordination

Back

Preview of the back of card 4

Card 5

Front

Control heart rate, breathing rate and peristalsis

Back

Preview of the back of card 5
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