A Physician Has a Patient with an Abnormal Heart Sound

question 47

Multiple Choice

A physician has a patient with an abnormal heart sound. After running some tests, the doctor decides that the patient has a heart murmur, but the condition is not severe enough to warrant open-heart surgery. Which of the following would lead the doctor to make this determination?

• A) The amount of blood flowing backward in the heart is not enough to strain the heart as it works harder to catch up.
• B) The heart sounds are due to air moving through the system and cannot be removed via surgical techniques.
• C) The amount of blood lost is easily replaced with a transfusion of extra blood.
• D) A heart murmur is actually caused by a harmless lung irregularity.

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