CARDIOVASCULAR SYSTEM MCQ – Exercise 21

The multiple choice questions in this online test paper focuses on CARDIOVASCULAR SYSTEM MCQ. If you are looking for self evaluation of your PG Medical entrance exam preparation then this online CARDIOVASCULAR SYSTEM MCQ Test Paper will help you to evaluate your exam preparation.

Instruction for REPRODUCTIVE BIOLOGY/ REPRODUCTIVE MEDICINE / INFERTILITY MCQs:

1- This online MCQ practice test paper contains 30 questions.
2- Each question in this online practice test paper have four options and only 1 option is correct.
3- You can view the answers of this practice test paper after submitting the practice test paper.
Note: The answers mentioned at the end of practice test are the best suitable option as per our knowledge. Users shall cross-check the answers with their textbooks.

Q 1. duration of action potential in cardiac myocytes is

20-40 ms

80-160 ms

200-400 ms

500-800 ms

Q 2. PR interval of ECG represents time needed for activation of

both atria

atrioventricular node (AVN)

both atria + AVN

both atria + AVN+ His purkinje fibers

Q 3. normal value of mean right atrial pressure is

2-4 mm Hg

2-6 mm Hg

2-8mm Hg

2-10 mm Hg

Q 4. normal value of right ventricular peak systolic / end diastolic pressure is

10-20/2-8 mm Hg

15-30/2-8 mm Hg

20-40/2-8 mm Hg

25-50/2-8 mm Hg

Q 5. which of the following variable is not included in calculating SVR (systemic vascular resistance)

mean aortic pressure

right atrial pressure

left atrial mean pressure

systemic blood flow

Q 6. in adults normal value for left ventricular end systolic volume is

10±8 mL/m2

20±8 mL/m2

30±8 mL/m2

40±8 mL/m2

Q 7. in a normal heart during diastole, left atrial (pulmonary capillary wedge) pressure should be equal to that in

left ventricle

right ventricle

aorta

pulmonary artery

Q 8. diastole corresponds to which phase of action potentials

phase 1

phase2

phase3

phase4

Q 9. normal value of oxygen consumption index

10-50 L/min/m2

50-100 L/min/m2

110-150 L/min/m2

150-250 L/min/m2

Q 10. which of the following gene is responsible for ventricular depolariztion

KCNJ2

SCN5A

CACNA1C

SLC8A1

Q 11. normal value of systemic vascular resistance

300-600 (dyns/cm5 )

700-1600(dyns/cm5 )

1000-2000(dyns/cm5 )

1400-2600(dyns/cm5 )

Q 12. Gorlin formula is used to calculate which of the following

oxygen consumption index

cardiac output

systemic blood flow

valve orfice area

Q 13. SVR (systemic vascular resistance) is calculated by which of the following formula

50 (MAP-RA)/SBF

60 (MAP-RA)/SBF

70 (MAP-RA)/SBF

80 (MAP-RA)/SBF

Q 14. normal value of v wave right atrial pressure is

1-5 mm Hg

2-10 mm Hg

3-15 mm Hg

4-20 mm Hg

Q 15. in a normal heart during systole, left ventricular pressure should be equal to that in

left atrium

right ventricle

aorta

pulmonary artery

Q 16. normal value of mean pulmonary artery pressure is

5-12 mm Hg

7-15 mm Hg

9-18 mm Hg

11-22 mm Hg

Q 17. normal value of pulmonary vascular resistance

5-50 (dyns/cm5 )

20-130(dyns/cm5 )

50-250(dyns/cm5 )

100-600(dyns/cm5 )

Q 18. normal value of cardiac index

.6-4.2 L/min/m2

1.6-4.2 L/min/m2

2.6-4.2 L/min/m2

3.2-4.2 L/min/m2

Q 19. ECG was developed by

Hewlet

Judkin

Eithoven

White

Q 20. which of the following participate in the cardiac myocyte action potential

ion channels

pumps , transporters

exchangers

all of the above

Q 21. assessment of mitral and aortic valves during left ventriculography done in which projection

right anterior oblique

left anterior oblique

antero posterior

postreo anterior

Q 22. normal value of arteriovenous oxygen difference is

10-30 ml/L

30-50 ml/L

50-80 ml/L

80-110 ml/L

Q 23. assessment of hypertrophic cardiomyopathy during left ventriculography done in which projection

right anterior oblique

left anterior oblique

antero posterior

postreo anterior

Q 24. assessment of VSD during left ventriculography done in which projection

right anterior oblique

left anterior oblique

antero posterior

postreo anterior

Q 25. SA (Sinoatrial node) is located at the junction of

right atrium and superior vena cava

right atrium and inferior vena cava

right atrium and left atrium

right atrium and coronary sinus

Q 26. in adults normal value for left ventricular end diastolic volume is

42±15 mL/m2

52±15 mL/m2

62±15 mL/m2

72±15 mL/m2

Q 27. which of the following statements is false

body surface ECG is the timed sum of cellular action potentials in atria & ventricles

repolarization occurs first on endocardium then proceeds to epicardium

activation of atria & AV node is PR interval

QT interval is duration of activation & recovery of ventricles

Q 28. Fick principle is used to measure

oxygen consumption index

cardiac output

arteriovenous oxygen difference

systemic vascular resistance

Q 29. normal value of a wave right atrial pressure is

1-5 mm Hg

2-10 mm Hg

3-15 mm Hg

4-20 mm Hg

Q 30. for calculating cardiac index (CI ), cardiac output (Q) is divided by

body surface area

body mass index

height

weight

CARDIOVASCULAR SYSTEM MCQ – Exercise 21

pgmedmin

Recent Posts

Categories

CARDIOVASCULAR SYSTEM MCQ – Exercise 21

pgmedmin

Popular Tags

Recent Posts

Categories