Ovulation is induced by a peak in the secretion of
A. inhibin.
B. LH.
C. ovulin.
D. estrogen.
E. progesterone.
B
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Which of the following statements regarding the determination of stimulus intensity is true?
A. The only means of detecting intensity changes is through recruitment of greater numbers of sensory units. B. The durationĀ of receptor potentials decreases with increasing stimulus intensity. C. The frequency of action potentials increases with increasing stimulus intensity. D. Stronger intensity stimuli cause rapid adaptation, while weaker stimuli cause slower adaptation. E. The amplitude of action potentials increases with increasing stimulus intensity.
Which list correctly orders energy expenditure from greatest to least amount of kcal/hr?
a. walking up stairs ? rowing (20 strokes/minute) ? jogging ? swimming ? bicycling (5.5 miles/hour) b. swimming ? walking up stairs ? rowing (20 strokes/minute) ? jogging ? bicycling (5.5 miles/hour) c. jogging ? walking up stairs ? bicycling (5.5 miles/hour) ? rowing (20 strokes/minute) ? swimming d. swimming ? rowing (20 strokes/minute) ? jogging ? walking up stairs ? bicycling (5.5 miles/hour) e. walking up stairs ? bicycling (5.5 miles/hour) ? swimming ? rowing (20 strokes/minute) ? jogging
The most dangerous type of skin cancer is basal cell carcinoma
Indicate whether the statement is true or false.
__________ cardiomyopathy is disease of the heart muscle that causes the heart to become enlarged and to pump less strongly
Fill in the blank(s) with correct word