Cardiology Quiz

What does the ECG show?

• Second degree heart block (Mobitz type II)

• Complete heart block

• Second degree heart block (Mobitz type I)

• Atrial fibrillation

• First degree heart block

Which of the following arteries is most likely to be occluded?

• Right marginal artery

• Left anterior descending artery

• Left marginal artery

• Right coronary artery

• Left circumflex artery

Which of the following was most likely stopped?

• Amlodipine

• Nitrates

• Bendroflumethiazide

• Atorvastatin

• Rosuvastatin

Which of the following are typical signs of cardiac tamponade?

• Hypotension, muffled heart sounds, and increased jugular venous distension (JVD)

• Tachycardia, dyspnoea, and fever

• Hypertension, palpitations, and chest pain

• Bradycardia, upper limb weakness, and diaphoresis

Which statement correctly describes the ion conduction associated with the plateau phase of the non-pacemaker cardiac action potential?

• Decreased sodium and increased potassium conduction

• Increased calcium conduction

• Increased potassium and decreased calcium conduction

• Increased potassium, decreased sodium and calcium conduction

• Increased sodium and decreased potassium conduction

Which plasma protein binds to platelets during the formation of the platelet plug?

• von Willebrand factor

• Fibrinogen

• Factor VII

• Tissue factor

• Thrombin