Reproductive Health Question 17
17. $Cu$ ions released from copper - releasing Intra Uterine Devices (IUDs):
[2010]
(a) make uterus unsuitable for implantation
(b) increase phagocytosis of sperms
(c) suppress sperm motility
(d) prevent ovulation
Show Answer
Answer : c
Hints & Solutions
(c) $Cu$ ions released by copper releasing intra uterine devices suppresses sperm motility. Intra-uterine devices are inserted by doctors in the uterus through vagina. They are available as the non-medicated IUDs, copper releasing IUDs and hormone releasing IUDs.