Which of the following determines lung compliance?
A) muscles of inspiration
B) alveolar surface tension
C) airway opening
D) flexibility of the thoracic cage
B
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Sutural bones are most commonly found in the squamous suture
Indicate whether this statement is true or false.
The advantage of having polar bodies formed in oogenesis is
a. to produce four gametes, each with adequate amounts of nutrients b. to produce one functional gamete with maximal nutrient content c. to dispose of extra chromosomes d. both a and b e. both a and c
What happens when the diaphragm contracts?
A. The size of the thoracic cavity decreases and air flows into the lungs. B. The size of the thoracic cavity increases and air flows out of the lungs. C. The size of the thoracic cavity increases and air pressure in the thorax increases. D. The size of the thoracic cavity decreases and air pressure in the thorax drops. E. The size of the thoracic cavity increases and air flows into the lungs.
Of the following muscles of the thigh, which one is NOT part of the quadriceps group?
A. biceps femoris B. rectus femoris C. vastus lateralis D. vastus medialis E. vastus intermedius