Free Questions and Answers for All Medical Students all over the World
Q- A 65-year-old man complains of lightheadedness when he gets off bed in the morning. He takes metoprolol and hydrochlorothiazide. Which of the following is the cause of his complaint? A- Antihypertensive therapy B- Aortic stenosis C- Hypertension D- Vasovagal reflex Q- A 50-year-old woman presents with palpitations and SOB. Her pulse is 140/min with … Read more
Q- Which of the following antibiotics is the most effective treatment for Mycoplasma pneumonia? A- Ampicillin B- Azithromycin C- Doxycycline D- Gentamicin Q- Which of the following arteries is the most common site of coronary artery occlusion? A- Left anterior descending artery B- Left circumflex artery C- Posterior descending artery D- Right coronary artery Q- … Read more
Q- Which of these conditions is known as pulsus paradoxus? A- A difference of 10/min between the right and left radial pulse B- A difference of 10/min between radial and femoral pulse C- A difference in blood pressure of more than 10 mmHg between both arms D- A fall of systolic blood pressure of more … Read more
Q- Which of the following is the classic electrocardiogram (ECG) finding in atrial flutter? A- Diffuse S-T segment elevation B- Sawtooth P waves C- S-T segment elevation in leads II. III and aVF D- S-T segment elevation in anterior leads (V1-V4) Q- Which of the following is the classic electrocardiogram (ECG) finding in pericarditis? A- … Read more
A 58-year-old man presents to the clinic with sudden weakness of his right arm. He also complains of progressive difficulty breathing on exertion, palpitations and a low grade fever during the last month. Examination reveals elevated jugular venous pressure, a loud S1 and mid-diastolic rumbling murmur hard on fifth intercostal space. Transesophageal echocardiography (TEE) confirms … Read more
A 56-year-old man presents to the emergency room complaining of severe chest pain, nausea and excessive sweating for 30 minutes. ECG and laboratory tests confirm the diagnosis of acute myocardial infarction. What is the most likely reason of diaphoresis in this patient? A-Parasympathetic stimulation B-Sympathetic stimulation C-Decreased peripheral resistance D-Decreased sodium and water retention E-Elevated … Read more