The Auricles Are

question 44

Multiple Choice

The auricles are

• A) earlike flaps on the surface of the ventricles.
• B) earlike flaps on the surface of the atria.
• C) projections of the endothelium into the ventricles.
• D) modifications of the pectinate muscles on the inner surface of the atria.

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Definitions:

Atlantic Coast

Refers to the eastern coastline of the United States and Canada, bordering the Atlantic Ocean.

Gulf Coast

A region along the southeastern coast of the U.S. bordering the Gulf of Mexico, known for its warm climate and significant biodiversity.

Winter-White

A color phase exhibited by some animals that change their coat or fur color to white during the winter months for camouflage in snow.

Polymorphic Zone

A region within the genome that exhibits significant variability in its genetic makeup among individuals of a population.