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Human Biology, 7/e
Dr. Sylvia S. Mader
Respiratory System
True/False
Please answer all questions
1
The epiglottis prevents food from entering the larynx. (p. 168)
A)
True
B)
False
2
The trachea is held open by C-shaped cartilaginous rings. (p. 168)
A)
True
B)
False
3
Smoking destroys the cilia in the trachea. (p. 168)
A)
True
B)
False
4
The bronchi branch into smaller passages called bronchioles. (p. 169)
A)
True
B)
False
5
During an asthma attack, the bronchioles dilate. (p. 169)
A)
True
B)
False
6
During inspiration, diaphragm and rib muscles contract, causing the pressure inside the lungs to increase. (p. 172)
A)
True
B)
False
7
The fact that the pH of the blood in the lungs is a little higher and the temperature of the lungs a little cooler than the normal body allows hemoglobin to take up more oxygen. (p. 176)
A)
True
B)
False
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