Human Body

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. Hard structures in the mouth used for biting and chewing. (5)
  2. 4. A government agency or instrument devoted to the performance of some specific function (plural) (6)
  3. 8. Support consisting of metal loops into which rider's feet go (7)
  4. 10. A mechanical device in a camera that controls size of aperture of the lens (9)
  5. 13. A flap of cartilage that covers the windpipe while swallowing (10)
  6. 15. The region of the body of a vertebrate between the thorax and the pelvis (7)
  7. 16. Any of several complex proteins that are produced by cells and act as catalysts in specific (plural) (7)

Down

  1. 2. Organ that pumps blood around the body (5)
  2. 3. Either of two bean-shaped excretory organs that filter wastes from the blood and excrete them (plural) (7)
  3. 5. The outer layer of the skin covering the exterior body surface of vertebrates (9)
  4. 6. Supplementary material that is collected and ___ at the back of a book (8)
  5. 7. A major division of the vertebrate brain (10)
  6. 9. The passage to the stomach and lungs (7)
  7. 11. Plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three (4)
  8. 12. Tough elastic tissue (9)
  9. 14. Curved glass that bends light in glasses and cameras (4)