USMLE

USMLE practice questions, page 10 of 25, with answer review and explanations.

Question 46

Which of the following occurs during ventricular diastole?

  1. Increased aortic pressure
  2. Increased ventricular volume
  3. Lub heart sound
  4. T wave

Question 47

The innermost layer of a blood vessel is lined with _______ ______ cells

  1. Simple squamous
  2. Stratified squamous
  3. Simple cuboidal epithelium
  4. Stratified cuboidal epithelium

Question 48

Angiotensin can directly cause the release of ____ from the adrenal cortex.

  1. Renin
  2. Aldosterone
  3. Calcitonin
  4. Thyroxine

Question 49

Cardiac output is the product of ____ and ____.

  1. HR and Diastolic pressure
  2. HR and Stroke Volume
  3. HR and EF
  4. Diastolic and Systolic pressure

Question 50

Pulmonary edema is most like associated with a failing _____ _____.

  1. Right atrium
  2. Left atrium
  3. Right ventricle
  4. Left ventricle