Which of These Statements Correctly Applies to the Cardiac Muscle

question 27

Multiple Choice

Which of these statements correctly applies to the cardiac muscle?

• A)It extracts oxygen and nutrients from the blood within its chambers.
• B)It receives its blood supply primarily during ventricular systole when blood is forced into the vessels supplying the heart.
• C) It receives its blood supply as the blood returning to the heart from the lung passes through the cardiac circulation before being pumped to the systemic circulation.
• D) It receives most of its blood supply during ventricular diastole by means of the coronary circulation.

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Definitions:

Dysfunctional

Impaired or abnormal functioning of a system, organ, or behavioral pattern, often causing negative effects.

Dangerous

Capable of causing harm or injury; presenting a risk or threat.

Secret Service Agent

A federal law enforcement officer working for the U.S. Secret Service, responsible for protecting national leaders and investigating financial crimes.

Psychologically Abnormal

Behaviors, thoughts, or emotions that deviate significantly from the norms of society or cause distress and impairment in functioning.