Question

09. Name the device which can prevent contraception in the following ways.
1). Creates a barrier and prevents meeting of gametes.
ii) By increasing phagocytosis of sperm within the uterus&by suppressing sperm motility and
thereby the fertilizing ability
iii) By making uterus unsuitable for implantation.
iv) The contraceptive made by CDRI.​

Answer 1

1) Condoms or Femidoms

2) Copper IUD

3) Copper T

4) contraceptive Pill

Answer 2

Explained below

Explanation:

The devices which can prevents contraception are following ways-

1). Condoms are example of physical barrier for both male and female to prevents meeting of gametes.

Example:- Nirodh for male and Femidomes for female

2). Cu ion releasing IUDs decreases the motility of sperm and fertilizing capacity of sperm and produces biochemical changes in endometrium and increases phagocytosis of sperm.

Example:- Cu-T and Cu-7

3). Hormone releasing IUDs makes cervix hostile to sperm and unsuitable to endometrium for implantation.

Example:- Progestasert

4). The contraceptive made by CDRI is SAHELI.