A middle-aged woman is admitted to the coronary care unit with a diagnosis of left ventricular failure resulting from a myocardial infarction. Her history indicates that she was aroused in the middle of the night by severe chest pain. Her skin is pale and cold. Please explain why each answer would be correct/incorrect.

A. Her systemic circuit was not be affected by the MI.

B. This MI could not have been caused by an embolism.

C. A symptom likely would be moist sounds heard over lower regions of both lungs.

D. Congestive heart failure is not likely since the MI occurred in the left ventricle.

E. This patient would not need to be monitored for possible cardiac tamponade.