The Early Conceptus Can Spontaneously Abort If It Doesn't Implant

question 2

Multiple Choice

The early conceptus can spontaneously abort if it doesn't implant into the uterine wall and develop a uteroplacental circulation.Which vessels of the embryo directly contribute to this essential circulation?

• A) Dorsal aortae
• B) Precardinal veins
• C) Vitelline arteries and veins
• D) Allantoic arteries and veins
• E) Postcardinal veins

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Definitions:

Fathers of the Internet

Fathers of the Internet refers to key individuals who played significant roles in the invention and development of the internet, such as Vint Cerf and Robert E. Kahn.

Vinton Cerf

An American Internet pioneer recognized as one of the "fathers of the Internet" for co-designing the TCP/IP protocols and the architecture of the Internet.

Robert Kahn

A pioneering computer scientist known for co-inventing the TCP/IP protocols, the fundamental technology underpinning the internet.

World Wide Web

An information system where documents and other web resources are identified by URLs, interlinked by hypertext, and accessible via the Internet.