NEET Zoology Reproductive Health Questions Solved


IUDs:

I. Increase phagocytosis of sperms

II. Release Cu ions that suppress sperm motility and fertilising capacity of sperms

III. Make the uterus unsuitable for implantation

IV. Make the cervix hostile to sperms

V. Prevent semen from entering the female reproductive tract.

(1) I, II, III, IV, V                                

(2) I, II, III, IV

(3) I, I                                                 

(4) II, III, IV

(2) IUDs increase phagocytosis of sperms within the uterus and the Cu ions released suppress sperm motility and the fertilising capacity of sperms. The hormone releasing IUDs, in addition, make the uterus unsuitable for implantation and the cervix hostile to the sperms.(page-60)

Difficulty Level:

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