III.
Using the key choices, select terms identified in the following descriptions by
inserting the appropriate term in the answer blanks.
Key Choices:
A. alveoli
B. bronchioles
C. epiglottis
D. esophagus
E. pleura
F. bronchi
B 1. Smallest respiratory passageways.
2. Food passageway posterior to the trachea.
3. Closes off the larynx during swallowing.
4. Windpipe
5. Actual site of gas exchanges.
G. trachea
6. Membrane that lines the thoracic cavity and covers the surface of the
lungs.
7. Tube that enters the right and left lungs.