MCQs on CardioVascular System - General Medicine MCQs

NOTE: It has been proved that you will retain more of what MCQs you study if you study first and then test yourself immediately. For that, First Watch this Video and Study all the MCQs and then Test yourself by taking the Quiz below.

# Prophylactic antibiotic coverage before dental extraction is indicated for all of the following EXCEPT:
A. Kidney damage on hemodialysis
B. Prosthetic aortic valve
C. Coronary artery bypass
D. Rheumatic heart disease

# In which of the following types of cardiac arrest is DC counter shock the only definitive treatment?
A. Electromechanical dissociation
B. Asystole
C. Ventricular fibrillation
D. All of them

# Troponin T is elevated in:
A. Thyrotoxicosis
B. Viral hepatitis
C. Myxoedema
D. Myocardial infarction

# Which of the following is characterized by increased LDH, fruktokinase and serum transaminase?
A. Pulmonary embolism
B. Myocardial infarction
C. Angina Pectoris
D. Atrial Tachycardia

# Fever, clubbing and Osler's nodes occur in:
A. Leptospirosis
B. Typhoid fever
C. Infective endocarditis
D. Rheumatic fever

# Most rapid relief of symptoms of angina pectoris is found with the administration of:
A. barbiturate
B. Ibuprofen
C. Oxygen
D. Nitrates

# Physical sign of severe aortic stenosis is:
A. A diastolic rumble
B. A delayed carotid upstroke
C. An opening snap
D. A late peaking holosystolic murmur

# The causative organism of rheumatic heart disease associated with rheumatic fever are:
A. Beta hemolytic Staphylococci
B. Beta hemolytic Streptococci
C. Alpha hemolytic Streptococci
D. Gamma hemolytic Streptococci

# Substernal pain is a feature of:
A. Angina Pectoris
B. Tachycardia
C. Thrombi and emboli
D. Emphysema

# Most commonly affected valve in sub acute bacterial endocarditis is:
A. Tricuspid
B. Mitral
C. Pulmonary
D. None of them

# Cor pulmonale is:
A. Decreased cardiac output
B. Standstill of heart
C. Decreased venous return
D. Decreased ventricular constriction

# Pacemaker of the heart is:
A. Chordae tendinae
B. Purkinje fibers
C. SA node
D. AV node

# Pulsus alternans is:
A. An innucuous feature
B. Sign of digoxin toxicity
C. Denotes severe cardiac decompensation
D. Sign of mitral incompetence

# Characteristic pathological feature of rheumatic fever is/are:
A. Fever
B. Joint pains
C. Aschoff nodules
D. All of them

# Valvular lesion most often resulting from myocardial infarction is:
A. Aortic stenosis
B. Mitral stenosis
C. Pulmonary stenosis
D. Mitral regurgitation

# Heimlich maneuver is carried out in:
A. Airway obstruction
B. Syncope
C. Carotid blow out
D. Cardiac output

# Increased functional demand on the heart produces increased size of the myocardium by:
A. Calcification
B. Hyperplasia
C. Fatty infiltration
D. Hypertrophy

# According to Jones criteria for the diagnosis of Rheumatic fever, which of the following is a major criterion?
A. Previous Rheumatic fever
B. Arthralgia
C. Fever
D. None of them

# In which of the following cases apical diastolic murmur occur?
A. Ventricular septal defect
B. Mitral stenosis
C. Aortic stenosis
D. Mitral regurgitation

# Severe acidosis occurs during cardiopulmonary resuscitation. The best method to counteract acidosis is to administer:
A. Epinephrine intravenously
B. Sodium bicarbonate intravenously
C. Epinephrine intramuscularly
D. Glucose intravenously

# In cardiac massage, which of the following may be injured if pressure is incorrectly applied directly over the xiphoid process?
A. Spleen
B. Heart
C. Liver
D. Lungs

# Patient complaining of retrosternal chest pain for more than half an hour is most likely to be:
A. Congenital heart problem
B. Angina
C. Congestive heart failure
D. Myocardial infarction

# Bacterial vegetations in heart valves are seen in:
A. AV shunt
B. Rheumatic heart disease
C. Infective endocarditis
D. Cor pulmonale

# In angina pectoris-during exertion:
A. readily responds to oral nitroglycerin
B. Administration of CO2 hastens recovery
C. Best treated by intravenous morphine
D. Always associated with loss of consciousness

# Most common cause of sudden death is:
A. arrhythmias
B. cerebral hemorrhage
C. ruptured aortic aneurysm
D. cancer

# In a patient suffering from RHD who has to undergo dental treatment, when are prophylactic drugs given?
A. 1 hr before operation
B. 7 days before operation
C. 3 hrs before operation
D. 1 day before operation

# For diagnosis of acute Rheumatic fever, essential is:
A. Recent sore throat infection
B. Erythema marginatum
C. Prior history of rheumatic fever
D. 1 major and 2 minor criteria

# A patient with multiple loose teeth requires extraction and has mitral stenosis with mild cardiac insuffiency. He is on Enalapril, Digoxin and Furosemide. The antibiotic of choice to prevent bacterial endocarditis is:
A. Cotrimoxazole
B. Doxycycline
C. Amoxicilin
D. Gentamicin

# The organism most commonly implicated in the causation of subacute bacterial endocarditis is:
A. S. viridans
B. S. albus
C. S. typhi
D. S. aureus

# Which of the following cardiovascular conditions can result in a medical emergency in the dental office causing substernal pain, facial pallor and cold perspiration?
A. Patent ductus arteriosus
B. Hypertension
C. Angina pectoris
D. Congestive heart failure

# Major manifestation of rheumatoid fever is all EXCEPT:
A. Arthralgia
B. Carditis
C. Polyarthritis
D. Subcutaneous nodules

# Commonest congenital heart disease is:
A. Ventricular septal defect
B. Mitral valve prolapse
C. Atrial septal defect
D. Persistent ductus arteriosus

# A patient of known valvular disease requires dental extraction. Pretreatment prophylaxis should be given with:
A. Tetracycline 1000 mg one hour before surgery
B. Amoxicillin 1 g IM one hour before surgery
C. Amoxicillin 2 g orally one hour before surgery
D. Benzyl penicillin 12 lakh units one hour before

# Hemoptysis is a characteristic feature of:
A. Mitral stenosis
B. Aortic stenosis
C. Mitral stenosis
D. Aortic regurgitation

# Atrial fibrillation is seen in all EXCEPT:
A. Constrictive pericarditis
B. Atrial septal defect
C. Mitral stenosis
D. Ventricular septal defect

# Which physical sign characterizes mitral stenosis?
A. Loud first heart sound
B. Soft single second heart sound
C. Third heart sound
D. Pulsatile Liver

# Waiting chamber of heart is:
A. Left ventricle
B. Right ventricle
C. Right auricle
D. Left auricle

# High output cardiac failure is seen in:
A. Thyrotoxicosis
B. Congestive cardiac failure
C. Cor pulmonale
D. Aortic stenosis

# All of the following are typical auscultatory findings in mitral stenosis EXCEPT:
A. A loud first sound
B. Opening snap
C. Mid-diastolic murmur with presystolic accentuation
D. Reversed splitting of the second heart sound

# Clubbing of the fingers is seen in all of the following conditions EXCEPT:
A. Bronchiectasis
B. Coronary artery disease
C. Lung abscess
D. Tetralogy of Fallot

# Sudden death in a patient with an acute myocardial infarction is most commonly due to:
A. Aortic dissection
B. Atrial fibrillation
C. Cardiac tamponade
D. Ventricular fibrillation


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