Catecholamines Produce a Marked Increase in Myocardial Contractility

question 19

Multiple Choice

Catecholamines produce a marked increase in myocardial contractility.This reaction is also called a

• A) positive inotropic effect.
• B) negative dromotropic effect.
• C) negative chronotropic effect.
• D) positive somatotropic effect.

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Definitions:

Overjustification Effect

A psychological phenomenon where providing an external incentive for a behavior someone already finds rewarding leads to a reduction in intrinsic motivation.

Intrinsic Motivations

Internal drives to perform a task or engage in an activity purely because of the inherent satisfaction and enjoyment derived from doing it.

Extrinsic Motivations

Inspiration fueled by outside incentives, including financial gain, recognition, academic achievement, and commendation.

Overjustification Effect

A phenomenon where providing an external incentive for a behavior that is already internally rewarding can lead to a decrease in intrinsic motivation for that behavior.