Human chorionic gonadotropin (HCG)

Definition

Human chorionic gonadotropin (HCG) is a hormone produced by the placenta after implantation. It plays a crucial role in maintaining pregnancy and stimulating the production of progesterone.

5 Must Know Facts For Your Next Test

1. HCG levels are used in pregnancy tests to confirm pregnancy.
2. HCG stimulates the corpus luteum to produce progesterone during early pregnancy.
3. Abnormally high HCG levels can indicate multiple pregnancies or trophoblastic diseases.
4. Diet and nutrition can influence HCG levels, particularly in weight management for pregnant women.
5. HCG is also used medically to treat certain cases of infertility and hormone imbalances.

Review Questions

• What role does HCG play in early pregnancy?
• How can nutrition impact HCG levels?
• What medical conditions might lead to elevated HCG levels?

Related terms

Progesterone: A hormone that prepares the uterus for pregnancy and maintains it until birth.

Placenta: An organ that develops during pregnancy, providing oxygen and nutrients to the growing baby.

Corpus Luteum: A temporary endocrine structure involved in ovulation and early pregnancy, producing progesterone until the placenta takes over.