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Home Test Prep USMLE

Test Prep USMLE Exam Practice Questions (P. 5)

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Question #41
Prothrombin is a ____ globulin and is produced by the _____.
  1. A
    Alpha, Kidney
  2. B
    Alpha, Liver
  3. C
    Beta, Kidney
  4. D
    Beta, Liver

Correct Answer:
B

Question #42
The right coronary artery divides to form the posterior interventricular artery and the ___artery.
  1. A
    Marginal
  2. B
    LVC
  3. C
    RVC
  4. D
    LAD

Correct Answer:
A

Question #43
Blood flowing into the cardiac veins enters the _______ next.
  1. A
    Coronary Sinus
  2. B
    Left Ventricle
  3. C
    Right Ventricle
  4. D
    Left Atrium

Correct Answer:
A

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. A
    Within 2 inches of the xiphoid process
  2. B
    On the right side of the sternum
  3. C
    On the left side of the sternum near the midpoint
  4. D
    On the left side of the sternum near the midpoint of the sixth rib

Correct Answer:
A

Question #45
Which of the following occurs during ventricular systole?
  1. A
    Increased aortic pressure
  2. B
    Increased ventricular volume
  3. C
    Dup heart sound
  4. D
    P wave

Correct Answer:
A

Question #46
Which of the following occurs during ventricular diastole?
  1. A
    Increased aortic pressure
  2. B
    Increased ventricular volume
  3. C
    Lub heart sound
  4. D
    T wave

Correct Answer:
B

Question #47
The innermost layer of a blood vessel is lined with _______ ______ cells
  1. A
    Simple squamous
  2. B
    Stratified squamous
  3. C
    Simple cuboidal epithelium
  4. D
    Stratified cuboidal epithelium

Correct Answer:
A

Question #48
Angiotensin can directly cause the release of ____ from the adrenal cortex.
  1. A
    Renin
  2. B
    Aldosterone
  3. C
    Calcitonin
  4. D
    Thyroxine

Correct Answer:
B

Question #49
Cardiac output is the product of ____ and ____.
  1. A
    HR and Diastolic pressure
  2. B
    HR and Stroke Volume
  3. C
    HR and EF
  4. D
    Diastolic and Systolic pressure

Correct Answer:
B

Question #50
Pulmonary edema is most like associated with a failing _____ _____.
  1. A
    Right atrium
  2. B
    Left atrium
  3. C
    Right ventricle
  4. D
    Left ventricle

Correct Answer:
D

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