list any two types of IUDs that are available for human females and state their mode of action.

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asked Feb 1, 2018 in Biology by Rohit Singh (61,782 points) 35 133 355

list any two types of IUDs that are available for human females and state their mode of action.

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answered Feb 1, 2018 by sameer (82,980 points) 5 11 37
selected Feb 4, 2018 by Vikash Kumar
 
Best answer

i) Non medicated IUDs  increase phagocytosis of sperms within the uterus 
ii) Copper releasing IUDs  Cu ions suppress sperm motility and fertilising capacity of sperms
iii) Hormone releasing IUDs make uterus unsuitable for implantation / makes cervix hostilem to sperms

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