Reproductive Health · NEET Preparation Zoology
The contraceptive effect of a copper-releasing intrauterine device is mainly due to which combination of actions?
Practice question from Reproductive Health (NEET Preparation Zoology), with the correct answer and a step-by-step solution.
medium · MCQ · Q-BB4F57
The contraceptive effect of a copper-releasing intrauterine device is mainly due to which combination of actions?
- A.Inhibition of ovulation and degeneration of the corpus luteum
- B.Increased phagocytosis of sperms and suppression of sperm motility and fertilising capacityCorrect answer
- C.Blockage of the oviducts and destruction of ova
- D.Complete inhibition of menstrual flow and implantation
Solution
Copper ions released by copper-releasing IUDs increase sperm phagocytosis in the uterus and reduce sperm motility and fertilising capacity. They also make the uterine environment unsuitable for implantation.
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