NEETZoologyHuman Reproduction
What is the role of the placenta in endocrine regulation?
Options
- AIt acts as an endocrine tissue and produces hormones
- BIt helps in the transport of substances to and from the ovary
- CIt secretes hormones like relaxin
- DIt helps in the transport of substances to and from the uterus
Correct answer
A. It acts as an endocrine tissue and produces hormones
Step-by-step solution
Placenta also acts as an endocrine tissue and produces several hormones like human chorionic gonadotropin (hCG), human placental lactogen (hPL), estrogens, progestogens, etc. In the later phase of pregnancy, a hormone called relaxin is also secreted by the ovary. Let us remember that hCG, hPL and relaxin are produced in women only during pregnancy. In addition, during pregnancy the levels of other hormones like estrogens, progestogens, cortisol, prolactin, thyroxine, etc., are increased severalfolds in the maternal