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Which one of the following developmental processes brings the bilaterally paired endocardial tubes into the future pericardial cavity?

A patient presents with the following physical findings; There is a high-pitched decrescendo murmur which begins with the second heart sound (S2) and lasts through some or all of diastole. What pathology is present?

Which one of the following congenital heart defects typically does NOT produce increased pulmonary arterial blood flow?

Which one of the following factors that predisposes to atherosclerosis, is not modifiable?

With no baroreceptor, which of the following will occur in response to major blood loss?

If two successive QRS complexes are 600 milliseconds apart, what is the heart rate?

A 56 year old woman with a history of asthma is diagnosed with hypertension. Laboratory studies reveal a creatinine of 3.0 mg/dL and a potassium level of 5.6 mg/dL. Which of the following medications is appropriate to treat her hypertension?

Infected endocarditis vegetations have which one of the following characteristics?

A 76 yo woman presents with worsening fatigue and activity intolerance. An ECG done in the ER demonstrates a junctional escape rhythm with a heart rate near 40 bpm. No P waves are visible. What best explains the patient’s presenting symptoms?

A 66 yo man suffers an inferior-wall ST elevation myocardial infarction (STEMI) which is treated with emergent coronary stenting. Five days after the STEMI, he suddenly develops a systolic murmur heard at the apex. What is the cause of the murmur?