Communication and Homeostasis

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  • Created by: zooandroo
  • Created on: 11-01-15 12:15
Exocrine Gland
A gland that secretes substances into a duct
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Endocrine Gland
A gland that secretes hormones directly into blood capillaries
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α cells
Produce glucagon - Causes blood glucose levels to rise
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β cells
Produce insulin - Causes blood glucose levels to fall
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Negative feedback
A process that brings about the reversal of any change in conditions.
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Positive feedback
A process that increases the impact of any change detected by the receptors.
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Ectotherm
An organism that relies on external sources of heat to regulate its body temperature
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Endotherm
An organism that can use internal sources of heat, such as heat generated from metabolism in the liver, to maintain its body temperature.
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Homeostasis
The maintenance of a constant internal environment despite external changes.
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Other cards in this set

Card 2

Front

A gland that secretes hormones directly into blood capillaries

Back

Endocrine Gland

Card 3

Front

Produce glucagon - Causes blood glucose levels to rise

Back

Preview of the back of card 3

Card 4

Front

Produce insulin - Causes blood glucose levels to fall

Back

Preview of the back of card 4

Card 5

Front

A process that brings about the reversal of any change in conditions.

Back

Preview of the back of card 5
View more cards

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