Body Disharmony - Safin

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Across
  1. 2. bring electrical signals to the cell body
  2. 5. Nerves outside brain and spinal cord (2 words)
  3. 6. A nerve cell found entirely within the central nervous system that acts as a link between sensory neurons and motor neurons. (2 words)
  4. 8. a molecule usually found on the surface of a cell, that receives chemical signals from outside the cell.
  5. 11. The actual mass of an atom basically depends on the numbers of protons and neutrons in its nucleus. (3 words)
  6. 14. a nerve cell that conducts impulses from the periphery of the body to the central nervous system. (2 words)
  7. 16. Occurs when the result of a process influences the operation of the process itself in such a way as to reduce changes (2 words)
  8. 18. a reaction to an action
  9. 19. the highway along which your brain sends and receives information about what is happening in the body and around it. (2 words)
  10. 20. A signal that is sent throughout the cells in body.
Down
  1. 1. Nerve fibre that take information away from the cell body
  2. 3. a small molecule that selectively binds to a protein and regulates its biological activity. (2 words)
  3. 4. The control room of the human body
  4. 7. have many processes that extend from the cell body. However, each neuron has only one axon (2 words)
  5. 9. The object which pumps blood and keeps you alive
  6. 10. A neuron that conveys impulses from the central nervous system to a muscle, gland, or other effector tissue. (2 words)
  7. 12. System made of hormones (2 words)
  8. 13. The relatively constant conditions within organisms, or the physiological processes by which such conditions are maintained in the face of external variation.
  9. 15. Nerve cell body
  10. 17. Something that causes a response