Topics: Lungs Quiz
______________________ are the smaller branches of the bronchial airways in the respiratory tract.
A. Bronchus
B. Trachea
C. Bronchioles
D. Diaphragm
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The gas that provides energy to the body is oxygen, while the one that produces waste products or “exhaust” of the body is _________________________.
A. carbon dioxide
B. Water
C. Blood
D. Fluid