221.
The process of spermatogenesis and oogenesis in most vertebrates are under the influence of which hormone
A
Oxytocin
B
FSH & L, H
C
ACTH
D
I C SH
Answer :
FSH & L, H
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222.
During spermatogenesis how may spermatozxoa are formed from a single primary spermatocyte
A
1
B
2
C
4
D
8
Answer :
4
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223.
Mainly which thpe of hormones control the menstrual cycle in human beings
A
FSH
B
LH
C
FSH, LH. Estrogen
D
Progesterone only
Answer :
FSH, LH. Estrogen
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224.
After ovulation the collapsed ovarian follicle shrinks and becomes filled with cell to form
A
corpus luteum
B
corpus albicans
C
corpus atresia
D
corpus adiposum
Answer :
corpus luteum
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225.
The hormone thaat prevents ovulation and formation of corpus luteum is
A
Progesterone
B
Estrogen
C
LH
D
FSH
Answer :
Progesterone
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226.
The shared terminal duct of the reproductive and urinary system in the human male is:
A
Urethra
B
Ureter
C
Vas deferens
D
Vasa efferentia
Answer :
Urethra
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227.
During differentiation the spermatids remain associated with
A
Leyding's cells
B
Kuffer's cells
C
Spermatogonia
D
Sertoli cell
Answer :
Sertoli cell
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228.
The Leydig cells found in the human body are the secretory source of
A
Progesterone
B
intestinal mucus
C
glucagon
D
androgens
Answer :
androgens
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229.
The estrous cycle is a characteristic of
A
human males only
B
human females only
C
mammalian males other than primates
D
mammalian females other than primates
Answer :
mammalian females other than primates
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230.
In mammals, maturation of sperms take place at a temperature
A
Equal to that of body
B
Higher than that of body
C
Lower than that of bosy
D
At any piece of mammalian spem
Answer :
Lower than that of bosy
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