Competitive Exams: Medical Science MCQs (Practice-Test 11 of 135)

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

    1. Alpha, Kidney

    2. Alpha, Liver

    3. Beta, Kidney

    4. Beta, Liver

    Answer: b

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

    1. Marginal

    2. LVC

    3. RVC

    4. LAD

    Answer: a

  3. Blood flowing into the cardiac veins enters the _______ next.

    1. Coronary Sinus

    2. Left Ventricle

    3. Right Ventricle

    4. Left Atrium

    Answer: a

  4. 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 xyphoid 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

    Answer: a

  5. Which of the following occurs during ventricular systole?

    1. Increased aortic pressure

    2. Increased ventricular volume

    3. Dup heart sound

    4. P wave

    Answer: a

  6. Which of the following occurs during ventricular diastole?

    1. Increased aortic pressure

    2. Increased ventricular volume

    3. Lub heart sound

    4. T wave

    Answer: b

  7. 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: a

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

    1. Renin

    2. Aldosterone

    3. Calcitonin

    4. Thyroxine

    Answer: b

  9. Cardiac output is the product of ____ and ____.

    1. HR and Disastolic pressure

    2. HR and Stroke Volume

    3. HR and EF

    4. Diastolic and Systolic pressure

    Answer: b

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

    1. Right atrium

    2. Left atrium

    3. Right ventricle

    4. Left ventricle

    Answer: d