As we mentioned before, John F. Kennedy suffered from Addison’s disease. One danger of this disease is a hypotensive crisis, where blood pressure is no longer adequate to maintain circulation. Which of the following might account for that?

ekg2.png This is an EKG of a second degree heart block. In this EKG, there are too many:

Why would the ACE inhibitor lower my blood pressure?

What two structures allow oxygenated blood to bypass pulmonary circulation in the fetus? (CHOOSE TWO).

Which of the following would not cause cyanosis?

Blood leaving the right atrium goes through the _______ to get to the right ventricle.

Based on your answers to the previous question, what effect does the beta blocker have on cardiac output, and why?

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A patient is admitted to the hospital, complaining of difficulty breathing. cyanosis of the extremities, and fatigue. What might explain these symptoms?

What are the long term ramifications of hypertension on the heart, and why?