CARDIOVASCULAR SYSTEM MCQ – Exercise 30

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. in short QT interval is

<320 ms

<340 ms

<360 ms

<380 ms

Q 2. which of the following is false about LQT1

most common genotypic abnormality in LQTS

QT interval fails to shorten with exercise

T wave is broad

none of the above

Q 3. LQT1- specific trigger is

emotional stress

physical stress

diving and swimming

all of the above

Q 4. mutation in which of the following gene is the cause of short QT syndrome

HERG

KvLQT1

KCNJ2

any of the above

Q 5. LQTS was first described by

Romano and Ward

Levine and Woodworth

Jervell and Lange Nielsen

Moss and Schwartz

Q 6. VF can occur due to

antiarrhythmic drugs

Torsades de pointes

WPW syndrome with AF

all of the above

Q 7. which of the following is false about Naxos disease

arrhythmogenic right ventricle dysplasia

palmar plantar keratosis

parapsoriasis

wooly hair

Q 8. which of the following is false about LQT2

T wave is low amplitude notched and bifid

emotional stress / startle triggers arrhythmias

sleep or auditory stimulation triggers arrhythmias

none of the above

Q 9. patients who have primary VF within first 48 hours of onset of acute infarction have

good short term prognosis

good long term prognosis

poor long term prognosis

none of the above

Q 10. which of the following is not useful in diagnosis of LQTS

echocardiography

holter monitoring

electrophysiological testing

all of the above

Q 11. epsilon wave is characteristic ECG finding of

arrhythmogenic right ventricle cardiomyopathy / dysplasia (ARVCM/D)

Burgada syndrome

LQTS ( long QT syndrome)

digoxin toxicity

Q 12. which of the following prolongs QT interval

hypocalcaemia

hypothyroidism

hypokalemia

all of the above

Q 13. which of the following is false about LQT3

most events in LQT3 patients occur during sleep

LQT3 is caused by a mutation in sodium channel gene on chromosome 3 (SCN5A)

Male patients have worst prognosis in LQT3

none of the above

Q 14. Echocardiographic finding in arrhythmogenic right ventricle cardiomyopathy / dysplasia (ARVCM/D)

RV enlargement

RV wall motion abnormality

RV apical aneurysm formation

all of the above

Q 15. Infiltrative / inflammatory and neuromuscular disorders associated with increased ventricular arrhythmia risk include

Beckers muscular dystrophy

hemochromatosis

friedreichs ataxia

all of the above

Q 16. syncope in LQTS is attributed to

emotional or physical stress

electrolyte disturbance

Torsades de pointes

lack of sleep

Q 17. which of the following is a repolarization abnormality

brugada syndrome

arrhythmogenic right ventricular cardiomyopathy

short QT syndrome

all of the above

Q 18. which of the following is the feature of short QT syndrome

short PR interval

flat P waves

tall and peaked T waves

prominent U waves

Q 19. in arrhythmogenic right ventricle cardiomyopathy / dysplasia (ARVCM/D) ventricles have an excess of

fat

glycogen

mucopolysaccharides

all of the above

Q 20. Bazzett’s formula for the circulation of QTc is

QT/square root of PR

QT/square root of RR

QT × square root of PR

QT × square root of RR

Q 21. Schwartz scoring system for diagnosis of LQTS includes all except

genetic information

ECG features

personal history

family history

Q 22. most powerful predictor of risk in LQTS is

QTc

family history

history of syncope

gender

Q 23. which of the following is false about LQT3

beta blockers are not recommended

exercise is not restricted in LQT3

QT shortening occurs with mexiletine

none of the above

Q 24. which of the following is related to arrhythmogenic right ventricle cardiomyopathy / dysplasia (ARVCM/D)

genetically determined

after viral myocarditis

sporadic

all of the above

Q 25. which of the following can shorten QT interval

hypercalcemia

hyperkalemia

acidosis

all of the above

Q 26. which of the following do not cause QT prolongation

ibutilide

sotalol

lidocaine

disopyramide

Q 27. which of the following is false about LQT1

exercise is the most common trigger for arrhytmias

responds to beta blocker

due to mutation in potassium channel gene ( KCNQ1) on chromosome 11

none of the above

Q 28. neuromuscular disorders associated with increased ventricular arrhythmia risk include all except

facioscapulohumeral muscular dystrophy

emery – dreyfuss muscular dystrophy

limb girdle muscular dystrophy

duchenne muscular dystrophy

Q 29. which of the following is false about LQT3

due to mutation in cardiac sodium channel gene on chromosome 3

late onset peaked biphasic/asymmetric T waves

prognosis for LQT3 is the poorest of all LQTs

none of the above

Q 30. which of the following is false about digoxin toxicity

myocardium cell calcium overload

bidirectional VT from left anterior & posterior fascicles

narrow QRS RBBB configuration

none of the above

CARDIOVASCULAR SYSTEM MCQ – Exercise 30

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CARDIOVASCULAR SYSTEM MCQ – Exercise 30

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