Author: Anonymous

Prior to birth, pulmonary arterial blood flow is restricted (e.g., limited) primarily by which one of the following structures or situations?

Which one of the following choices are conditions that INCREASE the secretion of RENIN from the kidney?

A 72 year old diabetic, hypertensive man (ex-smoker) presents with a history of crushing substernal chest pain 5 days ago, that has now resolved. His cardiac troponin T is 0.2 ng/mL (reference interval:

For which one of the following drugs is the major mechanism of the anti-angina effect a decrease in ventricular preload?

An infant presents with their upper trunk, arms and head being pink but the lower extremities are cyanotic. What lesion could cause this?

Which one of the following agents would NOT move the Frank-Starling curve from curve A to B in a person with heart failure?

A patient develops ringing in their ears and headache. Which class I anti-arrhythmic are they taking?

A 69 yo man with a 100 pack-year history of smoking, hypertension, diabetes, and hypercholesterolemia presents with new-onset chest pain that occurs at rest and while walking up stairs. His cardiac troponin test is not elevated (a.k.a., within the normal range) and his EKG at rest is normal. What is the correct diagnosis?

What ECG lead primarily registers cardiac electrical vectors moving toward the feet?

An adult with pulmonary hypertension complains of edema in their lower extremities. Their physical examination reveals pathologically increased JVD (jugular venous distention) and hepatomegaly. The patient does not complain of cough or shortness of breath. Their lungs are clear to auscultation. What do you conclude?