Q&A: Placental Ponderings

Biologist Christopher Coe answers readers’ questions about the prescient organ.

Written byChristopher Coe
| 3 min read

Register for free to listen to this article
Listen with Speechify
0:00
3:00
Share

ISTOCK, ADVENTTR

1. How does the placenta disengage from the uterus and not damage it?

The placenta and uterus are designed to separate during the natural birth process. As the baby moves downward out of the uterus during delivery, the placenta begins to detach as the uterus contracts and changes shape. Continued uterine contractions, the pull of the umbilical cord, gravity, and a build-up of blood behind the placenta all help to expel it. After delivery, the uterine wall heals, the site where the placenta was attached shrinks, and the surface and vitality of the uterus are restored.

2. Is it really beneficial and to what extent . . . to consume the placenta either in smooth or in pill form?

Although many animals engage in placentophagia ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member? Login Here
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs

Products

Sino Biological Logo

Sino Biological's Launch of SwiftFluo® TR-FRET Kits Pioneers a New Era in High-Throughout Kinase Inhibitor Screening

SPT Labtech Logo

SPT Labtech enables automated Twist Bioscience NGS library preparation workflows on SPT's firefly platform

nuclera logo

Nuclera eProtein Discovery System installed at leading Universities in Taiwan

Brandtech Logo

BRANDTECH Scientific Introduces the Transferpette® pro Micropipette: A New Twist on Comfort and Control