Brain Structure

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Across
  1. 4. Includes the brain and spinal cord which are encased in bone for protection
  2. 6. Conjunction with adjacent brain area, controls the other endocrine glands
  3. 8. Part of the automatic nervous system that calms the body
  4. 9. The division of the PNS that controls the glands and muscles of the internal organs
Down
  1. 1. Chemical messengers that circulate throughout the body in the blood
  2. 2. Contains all sensory nerves and motor nerves that connect the brain and the spinal cord to the rest of the body
  3. 3. The division of the PNS that controls the body's skeletal muscles
  4. 5. Set of glands that produce hormones
  5. 7. Part of the autonomic nervous system that arouses the body to deal with perceived threats