A common contraceptive that is implanted in the uterus induces slight endometrial inflammation, which attracts neutrophils to the uterus. These neutrophils are toxic to sperm and Prevent the fertilization of the ovum. This contraception is termed

A common contraceptive that is implanted in the uterus induces slight endometrial inflammation, which attracts neutrophils to the uterus. These neutrophils are toxic to sperm and Prevent the fertilization of the ovum. This contraception is termed



A. oral contraceptives.


B. progestin injections. 


C. spermicides.


D. an IUD.



Answer: B


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