← Chapter 28
Anatomy & Physiology · Chapter 28
Pregnancy & Birth
The
placenta
keeps the fetus alive for nine months. Then
labor
delivers the baby in three stages. Step through the birth.
The placenta
Pregnancy & birth
placenta → labor
The stages
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📷 Reference image
A real labeled figure to compare with the interactive above.
Pregnancy & Birth — OpenStax, CC BY 3.0 (via Wikimedia Commons)
