A Reproductive Lexicon


Ownership of this website has been transferred from Northwestern University to Michigan State University.
Please note that some site information may be inaccurate while adjustments to reflect this organizational change are made.

MOOC Advertisement

Learn More:
Get An Introduction to Reproduction

Learn more about the science of reproduction. Dr. Teresa Woodruff, creator of Repropedia, is offering a free online course exploring the world of reproduction.

Get Started!

amniotic fluid

Amniotic fluid is the protective liquid that surrounds the developing fetus within the amniotic sac. Most of the amniotic fluid consists of fetal urine, so low amounts can indicate a lack of placental flow.