The Outer Layer of the Trophoblast That Burrows into the Lining

question 59

Multiple Choice

The outer layer of the trophoblast that burrows into the lining of the uterus is the

• A) embryoblast.
• B) syncytiotrophoblast.
• C) cytotrophoblast.
• D) morula.
• E) zona pellucida.

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Definitions:

Caribbean

A region consisting of the Caribbean Sea, its islands, and the surrounding coasts, known for its diverse ecosystem.

Red Sea

A seawater inlet of the Indian Ocean, lying between Africa and Asia, known for its unique marine life and extensive coral reefs.

Atoll

A curved to roughly circular reef that encloses a shallow, inner lagoon and low islands.

Continental Crust

The thick, granitic, and less dense part of the Earth's crust that forms the continents and continental shelves.