USMLE

USMLE practice questions, page 9 of 25, with answer review and explanations.

Question 41

Prothrombin is a ____ globulin and is produced by the _____.

  1. Alpha, Kidney
  2. Alpha, Liver
  3. Beta, Kidney
  4. Beta, Liver

Question 42

The right coronary artery divides to form the posterior interventricular artery and the ___artery.

  1. Marginal
  2. LVC
  3. RVC
  4. LAD

Question 43

Blood flowing into the cardiac veins enters the _______ next.

  1. Coronary Sinus
  2. Left Ventricle
  3. Right Ventricle
  4. Left Atrium

Question 44

If you are using a stethoscope and trying to detect the tricuspid valve which of the following would be the best location?

  1. Within 2 inches of the xiphoid process
  2. On the right side of the sternum
  3. On the left side of the sternum near the midpoint
  4. On the left side of the sternum near the midpoint of the sixth rib

Question 45

Which of the following occurs during ventricular systole?

  1. Increased aortic pressure
  2. Increased ventricular volume
  3. Dup heart sound
  4. P wave