usmle step 1

Pharmacology MCQs- 236

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Q- Which one of the following drugs is a sodium channel blocker (Class I)? A- Amiodarone B- Carvedilol C- Procainamide D- Verapamil Q- Which one of the following drugs is a beta blocker (Class II)? A- Amiodarone B- Carvedilol C- Procainamide D- Verapamil Q- Which one of the following drugs is a potassium channel blocker … Read more

Repeated USMLE Questions Step 2 CK- 445

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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

Repeated USMLE Questions Step 1- 316- Pathology

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Q- Which of the following are the primary vessels responsible for the regulation of blood pressure? A- Arteries B- Arterioles C- Capillaries D- Veins E- Venuses Q- Which one of the following factors stimulates the renal secretion of renin? A- Decreased pressure in the afferent glomerular arterioles B- Increased pressure in the afferent glomerular arterioles … Read more

Repeated USMLE Questions Step 1- Pharmacology- 235

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Q- Which one of the following antiretroviral drugs is a protease inhibitor? A- Etravirine B- Lamivudine C- Ritonavir D- Tenofovir E- Zidovudine   Q- Which one of the following is the effect of metoprolol on cardiac ejection time? A- Decreased B- Increased C- No effect Q- Which one of the following drugs is the most … Read more

Repeated USMLE Questions Step 1- Pathology- 315

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Q- In which one of the following parts of the GIT most of the ingested iron is absorbed? A- Stomach B- Duodenum C- Ileum D- Ascending colon E- Descending colon Q- Which of the following are the major sites for heme synthesis? A- Bone marrow and kidney B- Bone marrow and liver C- Bone marrow … Read more