Multiple Choice
There is a three-day window during which a woman is most likely to become pregnant. It extends from two days before ovulation to one day after and occurs because
A) sperm are viable for up to three days in the female reproductive tract.
B) a secondary oocyte is viable for about 24 hours after ovulation and sperm are viable for about 48 hours in the female reproductive tract.
C) it takes three days for the sperm to reach the secondary oocyte.
D) it takes three days for the secondary oocyte to reach the uterus.
Correct Answer:

Verified
Correct Answer:
Verified
Q16: The placenta has two distinct parts: the
Q17: On the diagram, 3 is pointing to
Q18: What is the correct order of the
Q19: The embryonic disc appears first as a
Q20: The letter C is pointing to the
Q22: Place the following in the correct order:
Q23: Cleavage<br>A) is completed in the first two
Q24: Implantation usually occurs on the _ wall
Q25: Discuss the formation of both dizygotic (fraternal)
Q26: The fetal period technically begins at<br>A) week