Homeostasis
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Homeostasis
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25 Questions

1. Bottom diagram is with corrective lenses

2. Contains receptor cells- one sensitive to light intensity and the other is colour

3. What happens after the receptors?

4. What is the nervous system?I. is what allows you to react to your surroundings

5. What is an effector?

6. What is the medulla?

7. The circular muscles contract and the radial muscles relax - reducing the amount of light that enters

8. Pituitary gland in head

9. What is a sensory neurone?

10. Responses that reduce body temp-

11. What is homeostatis?

12. Millions of interconnected neurones

13. Control shape of the lens

14. What is short sightedness?

15. What is a reflex arc?

16. What is a motor neurone?

17. Focuses the light into the retina

18. Lens or muscles not powerful enough to bring light to focus on retina. light vocal point is behind retina (convex lens)

19. Give some examples of stimuli?

20. Thermoregulatory centre of the brain

21. What is a relay neurone?

22. The tough supporting wall of the eye

23. What is reaction time?

24. The radial muscles contact and the circular muscles relax

25. How is the cns connected to the rest of the body?