Q. No.The first form of milk produced by the mammary glands of mammals immediately following delivery of the newborn is called:
1. prolactin 2. progesterone 3. milk 4. colostrum
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The most common age for the onset of puberty in females is:
1. 8-9 years
2. 9-10 years
3. 11-13 years
4. 14-15 years
Identify the incorrect statement:
1. Spermatogenesis begins at puberty.
2. Secondary spermatocyte has 23 chromosomes.
3. Oogenesis lasts only from puberty until menopause
4. oogenesis begins in fetal life
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Identify the incorrect statement:
1. Granulosa cells produce estrogen
2. LH surge is due to peak secretion of progesterone
3. The corpus luteum secretes both progesterone and estrogen along with inhibin
4. FSH acts directly on granulosa cells
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The uterine contractions [labor pains] are initiated due to:
1. An increase in estrogen secretion
2. A decrease in oxytocin secretion
3. An increase in the progesterone: estrogen ratio
4. A decrease in FSH and LH
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Fructose and prostaglandins are contributed to the seminal plasma by:
| 1. | epididymis | 2. | seminal vesicles |
| 3. | vas deferens | 4. | prostate gland |
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Polar bodies:
| 1. | serve both as a dumping ground for extra sets of chromosomes and ensure that the ovum will have most of the cytoplasm. |
| 2. | get rid of of defective sets of chromosomes. |
| 3. | have no function. |
| 4. | prevent twin pregnancies. |
The testes of a pre-pubertal boy will have:
1. spermatocytes
2. spermatozoa
3. spermatogonia
4. spermatid
The dilated end of vas deferens are called:
1. corpus
2. seminal vesicle
3. ampulla
4. tubuli recti
Prostate mainly:
1. produces sperms
2. secretes fructose
3. secretes alkaline fluid
4. helps in spermiogenesis
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