Which of the Following Best Describes What Is Meant by "Atrial

question 26

Multiple Choice

Which of the following best describes what is meant by "atrial kick"?

• A)The atria contract during systole and attempt to push against closed valves.
• B)The contraction of the atria at the beginning of diastole can be felt as a palpitation.
• C)This is the pressure exerted against the atria as the ventricles contract during systole.
• D)The atria contract toward the end of diastole and push the remaining blood into the ventricles.

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Definitions:

Hematopoiesis

The process of new blood cell formation in the red bone marrow of cancellous bone.

Cancellous Bone

A type of bone that is less dense, consisting of trabeculae, providing structural support and flexibility.

Long Axis

The longest dimension or principal axis of a body or geometric figure, representing the greatest distance between two points along any chosen orientation.

Central Canal

The cerebrospinal fluid-filled channel running longitudinally through the length of the entire spinal cord.