Multiple Choice
The ____ drive(s) inhalation by stimulating contraction of the diaphragm and intercostal muscles.
A) ventral respiratory group
B) pons respiratory group
C) carotid bodies
D) dorsal respiratory group
E) aortic bodies
Correct Answer:
Verified
Correct Answer:
Verified
Q15: As altitude increases, _.<br>A) PO<sub>2</sub>increases<br>B) PO<sub>2</sub>decreases<br>C) PCO<sub>2</sub>increases<br>D)
Q16: Alveoli are surrounded by pulmonary capillaries .
Q17: The _ changes during exercise.<br>A) residual volume<br>B)
Q18: If N<sub>2</sub>gas comprises 79 percent of atmospheric
Q19: Which event occurs in the lungs?<br>A) Free
Q21: During forceful exhalation, the _ muscles contract.<br>A)
Q22: The primary muscle(s) involved in human breathing
Q23: The number-one risk factor for sudden infant
Q24: Water is an optimal respiratory medium because
Q25: The _ are air-filled respiratory system structures