Question

$Cu-T$ prevents pregnancy by preventing

• A. fertilization
• B. ovulation
• C. implantation of fertilised egg
• D. None of the above

Answer 1

Answer: (A)

fertilization

Answer 2

$Cu-T$ is the copper releasing Intra Uterine Device (IUD). These devices are inserted by doctors or expen nurses through vagina. IUDs increase phagocytosis of sperms within the uterus and the Cu ions released suppress sperm motility and the fertilising capacity of sperms.