The Respiratory System

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. The opening through which food is taken in and vocalizations emerge (5)
  2. 5. Pertaining to ___ (11)
  3. 7. A hot vapor containing fine particles of carbon being produced by combustion (5)
  4. 9. The part of an animal's body that corresponds to a person's ___ (6)
  5. 10. The part of the human torso between the neck and the diaphragm or the corresponding part in other (5)
  6. 11. A government agency or instrument devoted to the performance of some specific function (plural) (6)
  7. 12. Membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi (8)
  8. 13. Either of two saclike respiratory organs in the chest of vertebrates (plural) (5)

Down

  1. 2. In good shape and not sick (7)
  2. 3. The organ of smell and entrance to the respiratory tract (4)
  3. 4. The bodily process of inhalation and exhalation (9)
  4. 6. The invasion of the body by pathogenic microorganisms and their multiplication which can lead (9)
  5. 8. Gas in the air that we need to breathe (6)