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WJEC GCSE Science Double Award Response and regulation (Unit 4) overview quiz quiz

14questions. Pick an answer and you'll see why right away.

  1. What are the two parts of the central nervous system?

  2. Which neurone carries impulses from a receptor to the central nervous system?

  3. Why are reflex actions fast?

  4. What is the small gap between two neurones called?

  5. When focusing on a near object, what happens to the lens?

  6. What happens to the pupil in bright light?

  7. What is a hormone?

  8. Which organ releases insulin to control blood glucose?

  9. What does insulin do to blood glucose?

  10. In Type 1 diabetes, what is the problem?

  11. What is homeostasis?

  12. How does sweating help cool the body?

  13. What happens to skin blood vessels when the body is too hot?

  14. Why does shivering help warm the body?