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Biology GCSE > Homeostasis 5.1 > Flashcards

Homeostasis 5.1 Flashcards

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1
Q

What is homeostasis?

A

Homeostasis in the maintenance of a constant internal environment in order to maintain optimum conditions for enzyme and cellular function

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2
Q

Give examples of conditions maintained by homeostasis in the body

A
  • Blood glucose concentration
  • Body temperature
  • Water levels
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3
Q

What two types of responses are used in body control systems?

A

Nervous and chemical

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4
Q

What three components do all control systems have?

A
  • Receptors
  • Coordination centres
  • Effectors
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5
Q

What is the function of a receptor?

A

Receptors detect changes in the environment (stimuli)

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6
Q

What is the function of a coordination centre?

A

Coordination centres obtain and process information from receptors

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7
Q

What is the function of an effector?

A

Effectors (muscles or glands) bring about responses to stimuli

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Biology GCSE (9 decks)

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