Free USMLE USMLE Exam Braindumps (page: 13)

Which of the following occurs during ventricular systole?

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

Answer(s): A



Which of the following occurs during ventricular diastole?

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

Answer(s): B



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

Answer(s): A



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

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

Answer(s): B



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