Energy Metabolism in the Heart Is Characterized by All of the Following

question 29

Multiple Choice

Energy metabolism in the heart is characterized by all of the following EXCEPT:

• A) the preferred fuel is fatty acids.
• B) it has minimal energy reserves.
• C) it is unusually rich in mitochondria.
• D) the heart consumes over 90% of the total oxygen supply during maximal physical exertion.
• E) the range of activity is much less than that in muscle (200 fold).

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Definitions:

Coping Processes

Strategies and mechanisms individuals use to manage and adapt to stress, challenges, or adversity.

Counterproductive

Having the opposite of the desired effect, often hindering or obstructing progress.

Meaning-focused Coping

Strategies that involve finding purpose or value in a stressful situation as a way to adapt and deal with the stress effectively.

Emotion-focused Coping

Strategies aimed at managing or regulating emotional responses to stressors rather than confronting the problems themselves.