Human Body Systems

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. The male reproductive cell (5)
  2. 4. A semiliquid mass of partially digested food that passes from the stomach through the pyloric (5)
  3. 6. The secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has (7)
  4. 9. Organ that pumps blood around the body (5)
  5. 10. The ___ that includes all organs involved in reproduction and in the formation and voidance (13)
  6. 11. A fourth state of matter distinct from solid or liquid or gas and present in stars and fusion (6)
  7. 13. The region of the body of a vertebrate between the thorax and the pelvis (7)
  8. 14. The longest part of the alimentary canal (14)

Down

  1. 1. The hard structure that provides a frame for the body of an animal (14)
  2. 2. A thin coagulable fluid containing white blood cells and chyle (5)
  3. 4. A heavy odorless colorless gas formed during respiration and by the decomposition of organic (13)
  4. 5. Animal reproductive body consisting of an ovum or embryo together with nutritive and protective (3)
  5. 7. Any bundle of ___ fibers running to various organs and tissues of the body (5)
  6. 8. The sensory and control apparatus consisting of a network of nerve cells (13)
  7. 12. A natural protective body covering and site of the sense of touch (4)