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6. Air is drawn deep into lungs, filling WHAT

  • Alveoli
  • Bronchi
  • Bronchioles

7. O2 from lungs into blood stream

  • True
  • False

8. How much Nitrogen is in the atmosphere?

  • 42.07%
  • 78.09%
  • 89.07%
  • 64.07%

9. The right lung has how many lobes

  • 3
  • 2

10. (ASTHMA) Inflammation makes the breathing tubes highly sensitive, so they temporarily become

  • Narrow
  • Wide

11. How much Argon is in the atmosphere?

  • 0.32%
  • 0.93%
  • 0.61%
  • 0.72%

12. The left lung has how many lobes

  • 2
  • 3

13. COPD is an umbrella term used to describe progressive lung WHAT?

  • diseases
  • infections

14. How much Carbon Dioxide is in the atmosphere?

  • 0.04%
  • 0.02%
  • 0.07%
  • 0.09%

15. Respiration involves releasing WHAT from food substances

  • Minerals
  • Energy
  • Chemicals

16. How much Oxygen is in the atmosphere?

  • 20.95%
  • 10.95%
  • 30.95%
  • 50.95%