Pregnancies can be dated from the onset of the last menstrual period before conception or by
A) assuming conception occurredtwo weeks after the beginning of a woman's last menstrual cycle.
B) counting ahead nine months from the date the woman learned she was pregnant.
C) counting forward from the date the woman believes she conceived.
D) pregnancies are not dated as there is too much variability from woman to woman.

Question

Quizplus · Accepted Answer

Pregnancies are commonly dated by assuming conception occurred approximately two weeks after the beginning of a woman's last menstrual cycle. This method aligns with the typical ovulation timing in a standard menstrual cycle.

Pregnancies Can Be Dated from the Onset of the Last