Sertoli cells are found in
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(a) ovaries and secrete progesterone (b) adrenal cortex and secrete adrenaline (c) seminiferous tubules and provide nutrition to germ cells (d) pancreas and secrete cholecystokinin
Correct Answer: […]
Signals for parturition originate from
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(a) Both placenta as well as fully developed foetus (b) Oxytocin released from maternal pituitary (c) Placenta only (d) Fully developed foetus only
Correct Answer:
Both placenta […]
What is the correct sequence of sperm formation?
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(a) Spermatogonia, spermatocyte, spermatozoa, spermatid (b) Spermatogonia; spermatozoa, spermatocyte, spermatid (c) spermatogonia, spermatocyte, spermatid, spermatozoa (d) spermatid, spermatocyte, spermatogonia, spermatozoa
Correct Answer:
spermatogonia, spermatocyte, […]
Foetral ejection reflex in human female is induced by
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(a) release oxytocin from pituitary (b) fully developed foetus and placenta (c) differentiation of mammary glands (d) pressure exerted by amniotic fluid
Correct […]
The foetal ejection reflex in humans triggers release of
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(a) Oxytocin from maternal pituitary (b) Oxytocin from foetal pituitary (c) Human Choronic Gonadotropin (hCG) from placenta (d) Human Placental Lctogen (hPL) from […]
The permissible use of the technique amniocentesis is for
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(a) detecting sex of the urborn foetus (b) artificial insemination (c) transfer of embryo into the uterus of the surrogate mother (d) detecting […]
The second maturation division of the mammalian ovum occurs
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(a) shortly after ovulation before the ovum makes entry into the fallopian tube (b) until fater the ovum has been penetrated by a […]
The secretory phase in the human menstrual cycle is also called
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(a) luteal phase and lasts for about 6 days (b) follicular phase lasting for about 6 days (c) luteal phase and […]
Which one of the following is not the function of placenta? It :
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(a) secrets estrogen (b) facilitiates removal CO₂ and waste material from embryo (c) secrets oxyticin during parturition (d) facilitates […]
Which of the following best illustrates FEEDBACK in development?
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(a) As tissue (X) devleops, it secrets something that slows down the growth of tissue (Y) (b) Tissue (X) secrets RNA which changes […]
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