While Performing a Focused Cardiac Assessment,the Nurse Auscultates an Abnormal

While performing a focused cardiac assessment,the nurse auscultates an abnormal swooshing sound.Which action is most appropriate to clarify the nurse's finding?

A) The nurse uses the diaphragm of the stethoscope while asking the patient to take a deep breath.
B) The nurse uses the bell of the stethoscope while asking the patient to lean forward.
C) The nurse asks the patient about a history of heart stents.
D) The nurse asks the patient about a history of cardiac dysrhythmias.