Question:
In a pregnant woman, ___________ is the major source of progesterone during the first trimester.
In a pregnant woman, ___________ is the major source of progesterone during the first trimester.
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{First trimester → corpus luteum}
Later pregnancy → placenta
Updated On: Feb 4, 2026
- corpus callosum
- corpus albicans
- placenta
- corpus luteum
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Verified By Collegedunia
The Correct Option is D
Solution and Explanation
Step 1: Role of progesterone.
Progesterone is essential for maintaining pregnancy by preparing the uterine lining for implantation.
Step 2: Hormone source during early pregnancy.
During the first trimester, progesterone is secreted mainly by the corpus luteum.
Step 3: Change in later stages.
After the first trimester, the placenta takes over progesterone production.
Progesterone is essential for maintaining pregnancy by preparing the uterine lining for implantation.
Step 2: Hormone source during early pregnancy.
During the first trimester, progesterone is secreted mainly by the corpus luteum.
Step 3: Change in later stages.
After the first trimester, the placenta takes over progesterone production.
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