It's Only Human

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Across
  1. 2. A plane dividing the body into anterior and posterior sections
  2. 4. A plane dividing the body into left and right sides
  3. 5. The elbow is ______ to the hand
  4. 8. Refers to the buttocks
  5. 11. Cavity containing the eyes
  6. 12. Refers to the kneecap
  7. 15. Refers to the ankle
  8. 17. Feedback that occurs when a stimulus triggers a reaction in the opposite direction
  9. 18. Cavity containing the brain and spinal cord
  10. 19. Labor contractions are an example of this type of feedback
Down
  1. 1. Part of a regulatory mechanism that senses the stimulus
  2. 3. Describes the parts of the body
  3. 5. Describes how something functions
  4. 6. Refers to the back of the head
  5. 7. When the body maintains a stable internal environment
  6. 9. Cavity containing the lungs and heart
  7. 10. Refers to the armpit region
  8. 13. Plane dividing the body into superior and inferior portions
  9. 14. The foot is ______ to the thigh
  10. 16. The eyes are _______ to the nose