NEETZoologyReproductive Health
What additional effect do hormone releasing IUDs have on the uterus?
Options
- AMake the uterus more suitable for implantation
- BMake the uterus unsuitable for implantation
- CIncrease cervical mucus
- DIncrease the fertilising capacity of sperms
Correct answer
B. Make the uterus unsuitable for implantation
Step-by-step solution
Another effective and popular method is the use of Intra Uterine Devices (IUDs). These devices are inserted by doctors or expert nurses in the uterus through vagina. These Intra Uterine Devices are presently available as the non-medicated IUDs (e.g., Lippes loop), copper releasing IUDs (CuT, Cu7, Multiload 375) and the hormone releasing IUDs (Progestasert, LNG-20). IUDs increase phagocytosis of sperms within the uterus and the Cu ions released suppress sperm motility and the fertilising capacity of sperms. The horm