CARDIOVASCULAR SYSTEM MCQ – Exercise 19

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. which of the following is diagnostic of wolff Parkinson white syndrome

wide QRS complex

relatively short PR interval

slurring of initial part of QRS (delta wave)

all of the above

Q 2. alternation of right and left bundle branch block is a sign of

bifascicular block

trifascicular block

complete heart block

AV dissociation

Q 3. Wellens T waves are usually associated with

stenosis of left anterior descending coronary artery

stenosis pf posterior descending coronary artery

stenosis of left circumflex coronary artery

stenosis of right coronary artery

Q 4. in ECG SV1+(RV5 or RV6) >= 35mm or(RV5 or RV6) ) >= 25mm indicates

right ventricular hypertrophy

left ventricular hypertrophy

biventricular hypertrophy

none of the above

Q 5. in LBBB the major QRS is oriented

anteriorly and to right

anteriorly and to left

posteriorly and to right

posteriorly and to left

Q 6. intraventricular conduction delay can be caused by

hyperkalemia

tricyclic antidepressants

phenothiazines

all of the above

Q 7. QRS & QT prolongation along with sinus tachycardia can be seen in

tricyclic antidepressant overdose

quinidine excess

subarachnoid hemorrhage

hyperkalemia

Q 8. with complete bundle branch block the QRS interval is

≥90 ms in duration

≥100 ms in duration

≥110 ms in duration

≥120 ms in duration

Q 9. tall positive T waves are seen in

hyperkalemia

cereberovascular injury

left ventricular overload

all of the above

Q 10. LBBB is often a marker of

ischemic heart disease

severe aortic valve disease

cardiomyopathy

all of the above

Q 11. P wave amplitude of how many millimeter suggests right atrial overload

>= 1.0 mm

>= 1.5 mm

>= 2.0 mm

>= 2.5mm

Q 12. examples of bifascicular block includes

RBBB and LPHB

LBBB with LAHB

complete LBBB

all of the above

Q 13. in acute cor pulmonale due to pulmonary embolism which of the following is the most common arrhythmia

sinus tachycardia

atrial fibrillation

atrial flutter

PSVT

Q 14. ST segment elevation simulating ischemia may occur with

hypercalcemia

hyperkalemia

hypothermia

all of the above

Q 15. poor R wave progression seen in chronic cor pulmonale due to obstructive lung disease is due to

hyperaeration of lungs

downward displacement of diaphragm and heart

myocardial ischemia

all of the above

Q 16. the first ECG change in hyperkalemia

diminution in P wave amplitude

narrowing and peaking (tenting) of T waves

widening of QRS interval

AV conduction disturbances

Q 17. osborn wave in ECG is found in

heat stroke

hypothermia

CVA

pneumothorax

Q 18. ventricular strain pattern is due to which abnormality in hypertrophied muscle

depolarization

repolarization

repolarization and depolarization

none of the above

Q 19. which of the following about bundle branch block is true

left is narrow and cable like, right is a broad sheet of fibers

left is a broad sheet of fibers and right is like a narrow and cable

left and right bundle branches are broad sheet of fibers

left and right bundle branches are narrow and cable

Q 20. which of the following about myocardial ischemia is false

complex time dependent effects on electrical properties of myocardial cells

severe acute ischemia lengthens duration of action potential

cause a voltage gradient between normal and ischemic zones

leads to flow of currents of injury

Q 21. in ECG RaVL >= 11 to 13 mm or RaVF>= 20mm or R1 +SIII >= 25mm indicates

right ventricular hypertrophy

left ventricular hypertrophy

biventricular hypertrophy

none of the above

Q 22. ST segment elevation simulating ischemia may occur with

acute pericarditis

myocarditis

brugada syndrome

all of the above

Q 23. S1Q3T3 pattern is seen in

acute cor pulmonale due to pulmonary embolism

RBBB

severe MS

acute dissection of aorta

Q 24. ECG change in HCM may simulate with

anterior MI

lateral MI

inferior MI

all of the above

Q 25. diagnostic changes of acute or evolving ischemia are masked by

LBBB

electronic ventricular pacemakers pattern

WPW preexcitation

all of the above

Q 26. which of the following about bundle branch block is false

without structural heart diseases LBBB is more common than RBBBB

bundle branch block is chronic or intermittent

bundle branch block may be rate related

LBBB pattern is seen in electronic right ventricular pacing

Q 27. in RBBB the terminal QRS is oriented

anteriorly and to right

anteriorly and to left

posteriorly and to right

posteriorly and to left

Q 28. which of the following is not a common feature in right ventricular hypertrophy due to pressure overload

R>=S

right axis deviation

incomplete or complete RBBB pattern

ST depression , T wave inversion in (R) to mid precordial leads

Q 29. atrial infarction may be associated with

PR segment deviations

changes in P wave morphology

atrial arrhythmias

all of the above

Q 30. which of the following statements about LVH is false

left atrial abnormality increases likelihood of underlying LVH

LVH often progresses to incomplete or complete LBBBB

sensitivity of conventional voltage criteria for LVH is decreased in thin persons

ECG evidence of LVH is a marker of sudden cardiac death

CARDIOVASCULAR SYSTEM MCQ – Exercise 19

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CARDIOVASCULAR SYSTEM MCQ – Exercise 19

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