Respiratory system; Madeline Hartley 3A

12345678910
Across
  1. 2. the two external openings of the nasal cavity
  2. 4. the life-supporting component of the air
  3. 5. a respiratory condition marked by spasms in the bronchi of the lungs, causing difficulty in breathing
  4. 6. A single breath
  5. 7. long curved bones that surround the chest, enabling the lungs to expand
  6. 8. a muscular tube connecting the throat with the stomach
  7. 10. released into the atmosphere during the process of cellular respiration
Down
  1. 1. exhalation of breath
  2. 3. inhalation of breath
  3. 9. part of the body of a vertebrate containing the digestive organs; the belly