Which Is Correct About the Contraction Sequence of the Heart

question 111

Multiple Choice

Which is correct about the contraction sequence of the heart?

• A)The contraction and relaxation of all four chambers happen at the same time.
• B)The right atrium and ventricle contract at the same time,and as they are relaxing,the left atrium and left ventricle begin to contract.
• C)Contraction begins in the order: right atrium,then right ventricle,then left atrium,then left ventricle.
• D)The two atria contract at the same time,and as they are relaxing,the two ventricles contract together.
• E)The atria and ventricles begin their contractions at the exact same time,but the atrial contraction only lasts half as long as the ventricle contraction.

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Definitions:

Maintenance Rehearsal

A cognitive process that involves repeatedly verbalizing or thinking about a piece of information to keep it in short-term memory.

Depth-of-processing Approach

A theory that suggests the depth at which information is thought about or processed affects how well it is remembered; deeper processing involves meaningful analysis and leads to better recall.

Interference Theory

The theory suggesting that the ability to remember information is affected by other learning, leading to memory interference and forgetting.

Stage Theory

A theory that development occurs in distinct phases or stages, each characterized by specific criteria.