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- 1. Multiple Choice
When you breathe, your lungs take in ___ and remove ___.air/oxygenoxygen/carbon dioxidecarbon dioxide/wastewaste/air - 2. Multiple ChoiceThe air sacs that are covered with capillaries where gas exchange takes placebronchilungsoxygenalveoli
- 3. Multiple Choice
Flap of tissue that covers the opening to the windpipe during swallowing
Pharynx
Trachea
Epiglottis
- 4. Multiple ChoiceWhat is the main function of the respiratory system?to provide oxygen and remove carbon dioxide from the bodyto bring oxygen to the bodyto break down food and absorb nutrientsto remove oxygen from the body and deliver carbon dioxide
- 5. Multiple ChoiceGiven the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.1,2,3,42,3,1,42,1,3,44,2,3,1 - 6. Multiple ChoiceA chamber behind the nose and mouth that leads to the tracheapharynxtracheaepiglottislarynx
- 7. Multiple Choice
The drawing in of breath; inhalation.
Inspiration
Expiration
- 8. Multiple Choice
Breathing out; exhalation of breath.
Inspiration
Expiration
- 9. Multiple Choice
What is the site of gas exchange?
alveoli
nose
lung
bronchi
- 10. Multiple Choice
The process of exchanging oxygen and carbon dioxide in the lungs.
inspiration
expiration
internal respiration
external respiration
- 11. Multiple Choice
The only externally visible part of the respiratory system
Eyes
Nose
Pharynx
Larynx
- 12. Multiple Choice
The division of the trachea forms
nose
main bronchi
lungs
alveoli
- 13. Multiple Choice
Which part of the Respiratory System plays a major role in speech?
nose
pharynx
larynx
trachea
- 14. Multiple Choice
the windpipe; a passage through which air moves in the respiratory system.
trachea
lungs
larynx
bronchi
- 15. Multiple ChoiceWhich 2 substances are exchanged in the Respiratory System?oxygen and nitrogencarbon dioxide and oxygenoxygen and glucoseglucose and carbon dioxide
- 16. Multiple Choice
What does the respiratory system release?
oxygen
glucose
carbon dioxide
ATP
- 17. Multiple Choice
A small flap of tissue that covers the trachea is called the
bronchi
larynx
pharynx
epiglottis
- 18. Multiple Choice
When you exhale, the diaphragm
moves upwards
moves downwards
flattens
none of the above
- 19. Multiple Choice
Which is known as the voice box?
pharynx
larynx
trachea
bronchi
- 20. Multiple Choice
The normal oxygen content of inhaled air is approximately
0.04%
21%
79%
100%
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