Respond to the following statements with reference to the five components of respiratory systems listed below. Answers may be used more than once or not at all.

A. Air moves from the nasal cavity into this passageway.
B. Another name for voice box.
C.
D. CO2 moves from the alveoli to this component during exhalation.
E. This is the last component of the human lung that air flows into.
F. Gas exchange between the air in the lungs and the blood circulatory system occurs here.


A. Pharynx
B. Larynx
C. Trachea
D. Bronchiole
E. Alveolus
F. Alveolus

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