To Assess the Patient with Pericarditis for Evidence of a Pericardial

To assess the patient with pericarditis for evidence of a pericardial friction rub,the nurse should

A) listen for a rumbling, low-pitched, systolic murmur over the left anterior chest.
B) auscultate with the diaphragm of the stethoscope on the lower left sternal border.
C) ask the patient to cough during auscultation to distinguish the sound from a pleural friction rub.
D) feel the precordial area with the palm of the hand to detect vibrations with cardiac contraction.