The extra-embryonic membrane which provides a fluid-filled environment for developing fetus is
Correct answer: D. Amnion
- A. Chorion
- B. Allantois
- C. Yolk sac
- D. Amnion
Explanation
The amnion is an important extraembryonic membrane throughout development. The fluid in this sac supports and protects the fetus against mechanical shock and supplies water and other materials to the fetus.
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