(a) IUDs are said to be effective contraceptives. Name any two commonly used IUDs and write the mode of their actions.

(b) When is sterilisation advised to married couples ? How is it carried out in a human male and a female, respectively ?

 

 

Answers (1)
S safeer

a)Progestasert- It makes uterus unsuitable for implantation.

CuT- Cu ions suppress the sperm motility.

b) Sterilization advised for the male /female partner as a terminal method to prevent any more pregnancies.

In male: part of vas deferens is cut and tied (vasectomy)
In female: a small part of the fallopian tube is removed or tied up (tubectomy)

 

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