If Susanna was worried that she has just become pregnant as the result of intercourse last night, and she wants to take a drug to make sure that implantation of the fertilized ovum does not occur, she should be sure to take this drug:

Question

Quizplus · Accepted Answer

As noted in the textbook, toward the end of the first week the dividing cells have developed into a blastula-a ball of cells around a fluid-filled center-that has made its way to the uterus. Once formed, the blastula starts to burrow into the lining of the uterus, breaking tiny blood vessels to obtain nutrients. The cells begin the process of differentiation, and within a few days, if all goes well, the blastula is implanted in the uterine wall.

If Susanna Was Worried That She Has Just Become Pregnant