Homeostasis and Control Systems Quiz GCSE AQA paper 2

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10 Questions

What is homeostasis?

Homeostasis is the regulation of the internal conditions of a cell or organism to maintain optimum conditions for function in response to internal and external changes.

What are the three conditions in the human body that homeostasis controls?

Blood glucose concentration, body temperature, and water levels.

What are the components of automatic control systems involved in homeostasis?

Receptors, coordination centers, and effectors.

Give examples of coordination centers in the human body involved in homeostasis.

The brain, spinal cord, and pancreas.

How do effectors contribute to homeostasis?

Effectors, which can be muscles or glands, bring about responses that restore optimum levels in the body.

Which component in the automatic control systems of homeostasis is responsible for bringing about responses to restore optimum levels?

Effectors

In what way do coordination centers contribute to homeostasis?

By processing information from receptors

Which type of responses does homeostasis involve in order to regulate internal conditions?

Chemical responses

What are the cells responsible for detecting stimuli or changes in the environment called in the context of homeostasis?

Receptors

How does homeostasis contribute to maintaining optimal conditions for enzyme action?

By regulating internal conditions

Test your knowledge on homeostasis and control systems which regulate the internal conditions of cells and organisms to maintain optimal functioning. Explore concepts like enzyme action, blood glucose regulation, body temperature control, and water balance.

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