Year 9 revision

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Across
  1. 5. The type of message that is sent along a neuron
  2. 9. The gland sitting ontop of the kidneys that controls 'fight or flight' response
  3. 11. Which part of the body can detect temperature, pressure and pain?
  4. 13. The Law of C......... states that the mass of the products must be equal to the mass of the reactants in a chemical reaction
  5. 16. What are the specialised cells that can respond to stimuli?
  6. 17. Motor neurons send messages to glands or ...
  7. 20. The chemicals that go into a chemical reaction are called
  8. 22. The time when children develop sexual characteristics
  9. 23. In an endothermic reaction heat is taken in our out?
Down
  1. 1. The region of the brain where all of our higher order thinking and planning happens
  2. 2. The part of the nervous system that consists of the brain and spinal cord
  3. 3. Nerves that lead to and from the brain and spinal cord
  4. 4. What is the name given to a change in the body's environment that it can respond to?
  5. 6. What type of messenger is a hormone?
  6. 7. Hormones are produced by
  7. 8. Temperature can be detected by?
  8. 10. The pancreas makes hormones that control the ...levels in our body
  9. 12. Photosynthesis stores energy, whereas .... releases it
  10. 14. A reaction where heat is given out
  11. 15. Hormones travel through the ...
  12. 18. A nerve cell is called a
  13. 19. A type of response used to protect the body from danger
  14. 21. How many different types of neurons are there?