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Human Reproduction

Question

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Menstrual flow occurs due to lack of

progesterone

FSH

oxytocin

vasopressin

Solution

A.

progesterone

Progesterone - Supports pregnancy.

FSH Stimulates gonadal activity called as gonadotrophins.

Oxytocin Stimulates contraction in uterus during childbirth.

Vasopressin Stimulate resorption of water and electrolytes by the distal tubules, also called as Antidiuretic Hormone (ADH).

Some More Questions From Human Reproduction Chapter

Seminiferous tubules open into vasa efferentia through :

Polar bodies are produced during the process :

In 28 days woman's menstrual cycle, ovulation occurs on :

Scrotum communicates with abdominal cavity through :

How many spermatozoa or sperms are present in human ejaculate ?

Acrosome is a part of:

Humans are :

Menstrual cycle occurs in :

Spermatozoa are produced in the .................. tubules of testes while ova are formed in the .................. of ovaries.

Corpus luteum secretes..................while Leydig cells secrete..................

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