Q. No.The level of which hormone gets increased first and stimulate spermatogenesis at puberty?
(1) GnRH
(2) Testosterone
(3) Androgen
(4) LG
(1) GnRH
(2) Testosterone
(3) Androgen
(4) LG
Acrosome is
(1) Part of sperm head
(2) Caps the anterior portion of haploid nucleus
(3) Has enzymes for fertilization
(4) All of these
The human sperms are
(1) 200-300 million in number
(2) Exact 60% with normal shape and size
(3) Exact 40% with vigourous motility
(4) More than one option
Suppose a man has 200 million sperms in an ejeculate and he is fertile. Opt a correct option.
(1) 125 million sperm with normal shape and size
(2) 30 million with vigorous motility
(3) 40 million with vigorous motility
(4) More than one option
Secretions of …….…… seminal vesicle and prostate are essential for maturation and motility of sperm.
(1) Epididymis
(2) Vas deferens
(3) Both
(4) None of these
The functions of male sex accessory ducts and glands are maintained by
(1) GnRH
(2) LH
(3) FSH
(4) Testicular Hormones
Oogenesis starts at
(1) Embryonic Development stage
(2) At the time, when four million oogonia are formed in female foetus
(3) At the time of birth
(4) More than one option
Arrested stage called Primary oocyte is formed
(1) During foetal Growth
(2) At the time of birth
(3) At Puberty
(4) At Menarche
Primary follicles are formed
(1) During foetal Growth
(2) At the time of birth
(3) At Puberty
(4) At Menarche
At puberty, how many primary follicles are there in each ovary in a female?
(1) 60000-80000
(2) 120000-160000
(3) 30000-40000
(4) 12000
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