Cardiovascular system

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. The process of forming semisolid lumps in a liquid (8)
  2. 4. Tiny bits of protoplasm found in vertebrate blood (plural) (9)
  3. 8. A common disorder in which blood pressure remains abnormally high (12)
  4. 9. Any chamber that is connected to other chambers or passageways (6)
  5. 10. The organ of smell and entrance to the respiratory tract (4)
  6. 11. The food and drink a person usually has (4)
  7. 12. A fourth state of matter distinct from solid or liquid or gas and present in stars and fusion (6)
  8. 14. Physical activity that keeps you fit (8)
  9. 15. A natural or artificial enclosed space (7)
  10. 16. Support resembling the rib of an animal (plural) (4)

Down

  1. 1. An animal sterol that is normally synthesized by the liver (11)
  2. 2. Either of two saclike respiratory organs in the chest of vertebrates (plural) (5)
  3. 5. Either of two large veins that return oxygen-depleted blood to the right atrium of the heart (8)
  4. 6. A blood vessel that carries blood from the heart to the body (plural) (8)
  5. 7. Malignant neoplasm of blood-forming tissues (8)
  6. 13. A deficiency of red blood cells (6)