Eduprobe
Question:
The function of copper ions in copper releasing IUD's is: They inhibit ovulation. They inhibit gametogenesis. They suppress sperm motility and fertilizing capacity of sperms. They make the uterus unsuitable for implantation.
They suppress sperm motility and fertilizing capacity of sperms.
They make uterus unsuitable for implanation.
They inhibit gametogenesis.
They inhibit ovulation.
Solution:
IUD's release copper ions which suppress the activity or the motility of sperm inside the female reproductive tract. As the sperm's motility gets suppressed, fertilization does not occur. Thus, the correct answer is option B.