Question

Pregnancy tests detect a hormone in a woman's urine that is present only when an embryo is developing in her uterus. this hormone is secreted by __________.

Answer 1

Pregnancy tests detect Human Chorionic Gonadotropin, or HCG, that can be found in a pregnant woman's urine. Human Chorionic Gonadotropin is secreted by the embryo and serves to maintain the corpus luteum and the production of estrogen and progesterone.