CARDIOVASCULAR SYSTEM MCQ – Exercise 51

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. all of the following are indications of discontinuing exercise stress testing except

ST segment depression >0.2 mV (2 mm)

fall in systolic blood pressure >10 mm Hg

development of supraventricular tachyarrhythmia

development of ventricular tachyarrhythmia

Q 2. Agaston score is used for

regional wall motion abnormality

myocardial ischemia qualification

coronary calcium quantification

collateral blood flow quantification

Q 3. Glagov effect or positive remodeling refers to

as coronary plaque burden increases, atherosclerotic mass tends to stay external to lumen this allows diameter of lumen to be maintained

coronary plaque tends to produce different levels of coronary obstruction at different times

coronary plaque is unduly stable

all of the above

Q 4. which of the following statement is false

large epicardial coronary arteries are conductance vessels

intramyocardial arterioles are resistance vessels

abnormal constriction of conductance vessels can cause Prinzmetal angina

abnormal constriction of resistance vessels can cause Prinzmetal angina

Q 5. all of the following are indications of discontinuing exercise stress testing except

chest discomfort

severe shortness of breath

dizziness

rise in systolic blood pressure >40 mmHg

Q 6. which of the following is associated with coronary artery aneurysm

Kawasaki disease

antiphospholipid antibody syndrome

syphilis

bacterial endocarditis

Q 7. radiation of chest pain towards which of the following is more typical of pericarditis

interascapular region

jaw

epigastrium

trapezius muscles

Q 8. in ECG transient ST segment depression reflects

subendocardial ischemia

transmural ischemia

epicardial ischemia

all of the above

Q 9. incidence of false positive exercise stress echocardiography is significantly increased in

patients taking digitalis and antiarrhythmic agents

patients with ventricular hypertrophy

patients with abnormal serum potassium levels

all of the above

Q 10. minimum duration of total occlusion of epicardial vessels in absence of collaterals for the development of myocardial necrosis is

>20 minutes

>25minutes

>30 minutes

>35minutes

Q 11. disorders that may cause angina in absence of coronary atherosclerosis are all except

HCM

pulmonary hypertension

systemic hypertension

Q 12. overall sensitivity of exercise stress echocardiography is

̴55%

̴65%

̴75%

̴85%

Q 13. in ECG transient ST segment elevation reflects

subendocardial ischemia

transmural ischemia

epicardial ischemia

all of the above

Q 14. modified (heart rate limited) exercise stress tests can be earliest performed safely in patients of Uncomplicated MI after how many days

3 days

6 days

9 days

12 days

Q 15. which of the following sites has the most predilections for atherosclerotic plaques to develop

origin of epicardial arteries

branch points in epicardial arteries

trigeminal regions of epicardial arteries

any of the above

Q 16. normal myocardium metabolizes which of the following

fatty acids

amino acids

lactate

all of the above

Q 17. anginal equivalents are more common in

women

hypertension

diabetes mellitus

Q 18. anginal equivalents are all except

dyspnea

fatigue

palpitations

faintness

Q 19. angina decubitus refers to angina pain occurring when the patient is in which of the following positions

squatting

sitting with legs hanging

recumbinant

any of the above

Q 20. stress myocardial perfusion imaging is more informative than exercise test in all of the following conditions except

WPW syndrome

LBBB

RBBB

paced ventricular rhythm

Q 21. contraindications to exercise stress tests include all except

acute myocarditis

uncontrolled heart failure

hypertension

active infective endocarditis

Q 22. squeezing , central , subcentral discomfort in angina pectoris is termed

landolfi sign

Levine sign

lhermitte sign

carvolo sign

Q 23. adverse prognostic signs in exercise stress testing include all except

failure of blood pressure to increase

development of angina

severe ST segment depression at low workload

ST segment depression persisting for > 3 minutes after termination of exercise

Q 24. during myocardial ischemia impairment of cell function leads to

leakage of potassium from myocytes

uptake of sodium by myocytes

increase in cytosolic calcium

all of the above

Q 25. contraindications to exercise stress tests include all except

rest angina within 48 hours

unstable rhythm

severe AS

severe MS

Q 26. coronary atherosclerosis begins to develop at what age

<20 years

20-30 years

30-40 years

>40 years

Q 27. false negative stress test is usual in obstructive disease limited to which coronary artery

left anterior descending coronary artery

left circumflex coronary artery

right coronary artery

posterior descending artery

Q 28. which of the following drugs is used for stress echocardiography

dipyridamole

dopamine

adenosine

all of the above

Q 29. which of the following statements about angina is false

angina is usually crescendo –decrescendo in nature

typically lasts for 10 to 15 minutes

pain can radiate to both arms

rarely localized below umbilicus or above mandible

Q 30. atypical presentations of angina pectoris are more frequent in

older patients

diabetics

women

all of the above

CARDIOVASCULAR SYSTEM MCQ – Exercise 51

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