The testes in the initial months of the development:
1. are found in the abdominal cavity.
2. descend into the scrotum by the end of second month.
3. start spermatogenesis.
4. secretes some LH.
GnRH release by hypothalamus would be decreased due to:
1. decreased inhibin
2. increased testosterone
3. decreased FSH
4. decreased LH
In fallopian tube, the part called as the ampulla:
1. opens into the uterus.
2. is the narrowest part.
3. is connected to the isthmus of the fallopian tube.
4. is lined with stratified squamous epithelium.
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The mature follicle mainly secretes:
1. estrogen
2. progesterone
3. inhibin
4. relaxin
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Non primate mammalian females have:
1. a follicular cycle
2. an estrous cycle
3. a menstrual cycle
4. a luteal cycle
The first structure amongst the following to receive sperms would be:
1. vas deferens
2. urethra
3. epididymis
4. seminal vesicle
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Male fertility primarily depends on sperm count. Sterility is likely if the count is below:
1. 100,000,000 / ml
2. 20,000,000 / ml
3. 100,000 / ml
4. 1,000 / ml
Which hormone is the immediate cause of ovulation?
1. FSH
2. progesterone
3. estrogen
4. LH
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Largest amongst the following would be:
1. spermatid
2. mature egg cell
3. polar body
4. secondary spermatocyte
Identify the source of testosterone in males:
1. seminiferous tubules
2. epididymis
3. Sertoli cells
4. Leydig cells
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