Exam 14: Heart

The bell of the stethoscope placed at the apex is more useful than the diaphragm for hearing:

The earliest sign of heart failure in an infant is frequently:

Contraction of the ventricles causes:

Which cardiac structure is responsible for the heart's pumping action?

In what age group are the right and left ventricles equal in weight and muscle mass?

Your patient, who abuses intravenous (IV) drugs, has a sudden onset of fever and symptoms of congestive heart failure. Inspection of the skin reveals nontender erythematic lesions to the palms. These findings are consistent with the development of:

Ms. Sharpe is a 22-year-old secretary. She presents with fatigue, malaise, and a rash. On auscultation of her heart, you note murmurs of mitral regurgitation and aortic stenosis. She reports a recent severe sore throat. You suspect:

Which dysrhythmia is a physiologic event during childhood?

Closure of the ductus arteriosus usually occurs:

An apical PMI palpated beyond the fifth intercostal space may indicate:

Electrical activity recorded by the electrocardiogram (ECG) tracing that denotes the spread of the stimulus through the atria is the:

The heart sound that coincides with the carotid pulse is ________.