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Human Reproduction

Question

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Which one of the following is not the function of placenta? It

facilitates supply of oxygen and nutrients to embryo

secretes oestrogen

facilitates removal of carbon dioxide and waste material from embryo

secretes oxytocin during parturition

Solution

D.

secretes oxytocin during parturition

Pituitary secretes oxytocin during parturition. The functions of placenta are-

(i) supply of oxygen and nutrients to embryo

(ii) secretes oestrogen

(iii) facilitates removal of carbon dioxide and waste materials from embryo.

Some More Questions From Human Reproduction Chapter

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..................

The secretory phase of the menstrual cycle is also called the.................. phase because it is controlled by the hormone...................

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