Q. No.Menstrual irregularities may be seen in women athletes due to:
1.
increase in androgen secretion by the adrenal cortex
2.
decrease in androgen secretion by the adrenal cortex
3.
increased secretion of GnRH
4.
decreased secretion of GnRH
The endometrium is maintained in a healthy condition in the latter half of the pregnancy by:
1. FSH and LH
2. human chorionic gonadotropin
3. Ovarian steroids
4. placental estrogen and progesterone
The endometrium is the most developed:
1. during the menstrual phase.
2. just after the menstrual phase.
3. just after ovulation.
4. late in the postovulatory phase.
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What happens to the corpus luteum if fertilization does not take place?
1. It secretes more progesterone.
2. It stops secreting progesterone but continues to secrete estrogen.
3. It degenerates into the corpus albicans.
4. It secretes gonadotropins
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After being released the secondary oocyte must be fertilized within:
1. 1 hour.
2. 12 hours.
3. 24 hours.
4. 72 hours.
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Female secondary sexual characteristics develop in response to:
| 1. | estrogen | 2. | progesterone |
| 3. | androgen | 4. | luteinizing hormone |
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Chose the correct chronological order in which the following cells are produced:
| a. | primary spermatocytes | b. | secondary spermatocytes |
| c. | spermatids | d. | spermatogonia |
| e | sperm cells |
| 1. | a,b,c,d,e | 2. | b,a,c,e,d |
| 3. | c,a,b,d,e | 4. | d,a,b,c,e |
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A pair of sponge-like regions of erectile tissue which contain most of the blood in the penis during an erection are called:
| 1. | corpus spongiosum | 2. | corpora cavernosa |
| 3. | crus of the penis | 4. | glans penis |
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The release of the sperms from the ampulla of the vas deferens is called:
1. erection.
2. emission.
3. ejaculation.
4. orgasm.
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