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Objective Questions

Latest OPSC Assistant Professor Emergency Medicine Exam Question (Objective Questions), MCQ in English

Subjects : Emergency Medicine

Question Bank OPSC Assistant Professor (Emergency Medicine) Exam - English
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Emergency Medicine

Question 1Single Answer
The most specific biomarker for myocardial necrosis in ACS is?
  1. ACK-MB
  2. BHigh-sensitivity Troponin I or T
  3. CMyoglobin
  4. DTotal CK
Question 2Single Answer
The most specific biomarker for myocardial necrosis in ACS is?
  1. AMyoglobin
  2. BCK-MB
  3. CHigh-sensitivity Troponin I or T
  4. DTotal CK
Question 3Single Answer
In a patient with chest pain, normal troponin but dynamic ST depression indicates?
  1. AUnstable Angina or NSTEMI
  2. BSTEMI
  3. CPericarditis
  4. DEarly repolarization
Question 4Single Answer
Elevated troponin with no ST elevation is consistent with?
  1. APrinzmetal angina
  2. BSTEMI
  3. CStable angina
  4. DNSTEMI
Question 5Single Answer
The earliest ECG change in acute STEMI is usually?
  1. AQ waves
  2. BST elevation
  3. CHyperacute tall T waves
  4. DT inversion
Question 6Single Answer
Which biomarker rises first in ACS?
  1. ACK-MB
  2. BTroponin
  3. CMyoglobin
  4. DLDH
Question 7Single Answer
In STEMI, primary PCI is preferred over fibrinolysis when?
  1. APatient age >75 years
  2. BDoor-to-Needle time >60 min
  3. CDoor-to-Balloon time can be achieved within 90–120 minutes
  4. DAnterior MI only
Question 8Single Answer
New LBBB with concordant ST elevation is considered?
  1. AUnstable angina
  2. BNon-diagnostic
  3. CNSTEMI
  4. DSTEMI equivalent
Question 9Single Answer
The most common cause of ACS is?
  1. AVasculitis
  2. BCoronary spasm
  3. CEmbolism
  4. DAtherosclerotic plaque rupture with thrombosis
Question 10Single Answer
Which of the following is NOT a STEMI equivalent?
  1. APosterior MI with ST depression in V1–V3
  2. BIsolated ST elevation in aVR with widespread depression
  3. CNew LBBB with concordant ST elevation
  4. DDiffuse concave ST elevation in pericarditis
Question 11Single Answer
Troponin becomes detectable in high-sensitivity assay within?
  1. A48 hours
  2. B6–12 hours
  3. C24 hours
  4. D2–3 hours of symptom onset
Question 12Single Answer
In NSTEMI management, early invasive strategy is indicated in patients with?
  1. AStable angina
  2. BGRACE score >140 or dynamic ECG changes
  3. CNegative troponin
  4. DAge <40 years
Question 13Single Answer
The recommended loading dose of aspirin in ACS is?
  1. A162–325 mg chewed
  2. B75 mg
  3. C500 mg IV
  4. D150 mg oral
Question 14Single Answer
P2Y12 inhibitor of choice in primary PCI for STEMI is?
  1. ACangrelor only
  2. BClopidogrel only
  3. CTicagrelor or Prasugrel (preferred over clopidogrel)
  4. DTiclopidine
Question 15Single Answer
Which ECG finding suggests right ventricular infarction?
  1. AST elevation in V1–V4
  2. BST elevation in V3R–V4R
  3. CST depression in V1–V3
  4. DQ waves in II, III, aVF
Question 16Single Answer
In inferior STEMI with bradycardia and hypotension, suspect?
  1. ALeft main occlusion
  2. BRight ventricular involvement
  3. CAnterior wall rupture
  4. DVentricular septal defect
Question 17Single Answer
The most common arrhythmia in early STEMI is?
  1. AVentricular fibrillation
  2. BSinus bradycardia
  3. CAtrial fibrillation
  4. DComplete heart block
Question 18Single Answer
Which of the following is a relative contraindication to fibrinolysis?
  1. AActive internal bleeding
  2. BSystolic BP >180 mmHg despite treatment
  3. CRecent ischemic stroke (within 3 months)
  4. DKnown intracranial neoplasm
Question 19Single Answer
The preferred fibrinolytic agent in resource-limited setting is?
  1. ATenecteplase
  2. BAlteplase
  3. CStreptokinase
  4. DReteplase
Question 20Single Answer
Rescue PCI is indicated after fibrinolysis when?
  1. ANormal troponin
  2. BComplete resolution
  3. CNo chest pain
  4. D<50% ST resolution at 90 minutes
Question 21Single Answer
In NSTEMI, fondaparinux is preferred over?
  1. AHeparin in all cases
  2. BEnoxaparin in patients not undergoing PCI
  3. CBivalirudin
  4. DWarfarin
Question 22Single Answer
The GRACE score is used to predict?
  1. ADoor-to-balloon time
  2. BBleeding risk
  3. CReperfusion success
  4. DIn-hospital and 6-month mortality in ACS
Question 23Single Answer
Which biomarker is used for risk stratification in NSTEMI?
  1. ACRP
  2. BBNP
  3. CD-dimer
  4. DHigh-sensitivity Troponin
Question 24Single Answer
The TIMI risk score includes how many variables?
  1. A7
  2. B5
  3. C10
  4. D3
Question 25Single Answer
In STEMI, glycoprotein IIb/IIIa inhibitor is recommended when?
  1. ANo thrombus
  2. BAll NSTEMI cases
  3. CFibrinolysis only
  4. DLarge thrombus burden during primary PCI
Question 26Single Answer
Which of the following is an absolute contraindication to fibrinolysis?
  1. AAge >75 years
  2. BAny prior intracranial hemorrhage
  3. CSystolic BP 160 mmHg
  4. DDiabetes
Question 27Single Answer
Posterior MI is best diagnosed by?
  1. AQ waves in inferior leads
  2. BST elevation in V1–V4
  3. CST depression in V1–V3 + tall R waves
  4. DT inversion in lateral leads
Question 28Single Answer
The most common site of occlusion in STEMI is?
  1. ALeft main
  2. BRight coronary artery
  3. CLeft circumflex
  4. DLeft anterior descending artery
Question 29Single Answer
In ACS, dual antiplatelet therapy duration after drug-eluting stent is?
  1. A6 months
  2. B1 month
  3. CAt least 12 months
  4. DLifelong
Question 30Single Answer
Which antiplatelet is contraindicated in history of stroke/TIA?
  1. APrasugrel
  2. BTicagrelor
  3. CClopidogrel
  4. DAspirin
Question 31Single Answer
The preferred P2Y12 inhibitor in patients undergoing fibrinolysis is?
  1. ATicagrelor
  2. BClopidogrel
  3. CPrasugrel
  4. DCangrelor
Question 32Single Answer
Reperfusion arrhythmia commonly seen after successful thrombolysis is?
  1. AAccelerated idioventricular rhythm
  2. BVentricular tachycardia
  3. CAtrial fibrillation
  4. DSinus tachycardia
Question 33Single Answer
In STEMI with cardiogenic shock, the preferred strategy is?
  1. AFibrinolysis
  2. BImmediate PCI with possible mechanical support
  3. CMedical management only
  4. DCABG immediately
Question 34Single Answer
Killip class IV in STEMI indicates?
  1. ACardiogenic shock
  2. BPulmonary edema
  3. CNo heart failure
  4. DMild heart failure
Question 35Single Answer
The most common complication of anterior STEMI is?
  1. APapillary muscle rupture
  2. BRight ventricular infarction
  3. CComplete heart block
  4. DLeft ventricular failure
Question 36Single Answer
Inferior STEMI with AV block is usually due to occlusion of?
  1. ALeft anterior descending
  2. BRight coronary artery
  3. CCircumflex
  4. DLeft main
Question 37Single Answer
Wellens' syndrome is characterized by?
  1. ADeeply inverted or biphasic T waves in V2–V3 with history of angina
  2. BST elevation
  3. CQ waves
  4. DNew LBBB
Question 38Single Answer
Which troponin assay has higher sensitivity?
  1. AHigh-sensitivity troponin
  2. BConventional troponin
  3. CCK-MB
  4. DMyoglobin
Question 39Single Answer
The rise and fall pattern of troponin is diagnostic of?
  1. AMyocarditis
  2. BChronic stable angina
  3. CAcute myocardial infarction
  4. DPulmonary embolism
Question 40Single Answer
In women with ACS, ECG changes may be?
  1. ANo changes
  2. BAlways STEMI
  3. CLess typical (more often NSTEMI)
  4. DOnly T inversion
Question 41Single Answer
The recommended time for ECG in chest pain patient is?
  1. AWithin 10 minutes of arrival
  2. BWithin 30 minutes
  3. CWithin 60 minutes
  4. DNo time limit
Question 42Single Answer
Which ACS type has no troponin elevation?
  1. ASTEMI
  2. BNSTEMI
  3. CUnstable angina
  4. DPost-MI angina
Question 43Single Answer
The preferred initial anticoagulant in NSTEMI is?
  1. AFondaparinux or enoxaparin
  2. BWarfarin
  3. CRivaroxaban
  4. DDabigatran
Question 44Single Answer
Cangrelor is used in?
  1. AFibrinolysis
  2. BOral maintenance
  3. CP2Y12 bridging during PCI in patients not preloaded
  4. DChronic therapy
Question 45Single Answer
The most common cause of death in first 24 hours of STEMI is?
  1. AAsystole
  2. BCardiogenic shock
  3. CVentricular fibrillation
  4. DComplete heart block
Question 46Single Answer
Beta-blocker in STEMI is contraindicated in?
  1. ASigns of heart failure, bradycardia, hypotension
  2. BHypertension
  3. CTachycardia
  4. DAnterior MI
Question 47Single Answer
ACE inhibitor in STEMI is started?
  1. AOnly in NSTEMI
  2. BAfter discharge
  3. CWithin 24 hours if no contraindication
  4. DNever
Question 48Single Answer
The recommended loading dose of ticagrelor in ACS is?
  1. A75 mg
  2. B300 mg
  3. C600 mg
  4. D180 mg
Question 49Single Answer
Prasugrel loading dose is?
  1. A300 mg
  2. B180 mg
  3. C60 mg
  4. D75 mg
Question 50Single Answer
In STEMI patients >75 years, which P2Y12 inhibitor is preferred?
  1. ATicagrelor only
  2. BPrasugrel only
  3. CClopidogrel or ticagrelor (prasugrel with caution)
  4. DNo P2Y12
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