Free Questions and Answers for All Medical Students all over the World
Dr Ray Makar 
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org Q- A 51-year-old man with a 10-year history of gastroesophageal reflux and suspected Barrett esophagus comes to the office because his omeprazole dose “doesn’t work around the Christmas holidays.” He states that he prides himself on … Read more
Q- Which one of the following medications may cause metabolic acidosis by reducing the reabsorption of bicarbonate in the kidneys? A- Acetazolamide B- Furosemide C- Hydrochlorothiazide D- Spironolactone Q- Chancroid is a sexually transmitted infection (STI) characterized by painful ulcers on the genitalia. This infection is caused by which one of the following organisms? A- … Read more
I am going to answer the sample USMLE Step 2 CK Questions with Explanations. These questions are available at USMLE.org A 30-year-old man comes to the office to establish primary care. His medical history is unremarkable and he takes no medications. His father had a myocardial infarction at the age of 48 years. The patient … Read more
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org A 65-year-old woman with a history of rheumatic mitral valve disease is brought to the emergency department 30 minutes after the sudden onset of right-sided weakness and inability to speak. Neurologic examination shows weakness of the … Read more
I am going to answer the sample USMLE Step 2 CK Questions with Explanation. These questions are available at USMLE.org A 9-year-old girl is brought to the clinic for a routine examination. She has a 4-year history of asthma. Her only medication is inhaled albuterol with a spacer as needed. She uses it only occasionally … Read more
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org A 50-year-old man comes to the office for a follow-up examination. He has a 2-month history of headache and shortness of breath with exertion. He also has hypertension treated with hydrochlorothiazide for the past 2 years. … Read more