Free Questions and Answers for All Medical Students all over the World
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org A 53-year-old man comes to the physician because of a dry scaly rash on his body for the past year. He has had a 15-kg (33-lb) weight loss during the past year. He is 178 cm … Read more
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org A 26-year-old man comes to the office because of a 1-week history of increased urinary frequency accompanied by excessive thirst. He says he has been urinating hourly. Physical examination shows no abnormalities. Serum chemistry studies are … Read more
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org A 60-year-old man comes to the office because of weakness, tingling of his hands and feet, irritability, and forgetfulness for 4 months. Physical examination shows pallor, weakness, and spasticity. Deep tendon reflexes are increased. Sensation to … Read more
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
Q- An alcoholic man complains of numerous episodes of prolonged vomiting followed by hematemesis during the past two weeks. Vital signs are within normal limits and physical examination is unremarkable. Which of the following is the most likely diagnosis? A- Barrott esophagus B- Esophageal cancer C- Esophageal stricture D- Mallory-Weiss syndrome Q- A patient presents … Read more