If fertilization does not occur shortly after ovulation, the corpus luteum degenerates into _____ and produce _____.
a. Corpus albicans, estrogen
b. Graafian follicles, no hormones
c. Corpus hemorrhagicum, no hormones
d. Corpus albicans, no hormones
e. Corpus hemorrhagicum, progesterone
Answer: d. Corpus albicans, no hormones
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A butcher who cuts the distal portion of his fingers may have cut the __________ tendon.
A. flexor pollicis longus B. flexor carpi ulnaris C. palmaris longus D. adductor pollicis E. flexor digitorum profundus
If you like to sleep on your stomach, you prefer sleeping in the ________ position.
A. supine B. prone C. Fowler's D. Sims'
Which of the following statements about cardiac output is true?
a. Cardiac output is the mathematical product of heart rate and stroke volume. b. Cardiac output is the mathematical sum of heart rate and stroke volume. c. Cardiac output is regulated exclusively by adjusting heart rate. d. Cardiac output is regulated exclusively by adjusting stroke volume. e. None of these.
Which of the following is true regarding the advantage of levers?
A. The force produced is equal to the speed or distance produced. B. As force increases, speed or distance increases. C. As force increases, speed or distance decreases. D. There is no relationship between the force and speed or distance produced by a lever.