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 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 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- Gaucher disease is a genetic disorder that may cause hepatomegaly and splenomegaly. It is caused by a deficiency of which one of the following enzymes? A- Alpha-galactosidase B- Glucocerebrosidase C- Hexosaminidase A D- Sphingomyelinase Q- Which one of the following is the most effective treatment for a case of Fabry disease? A- Antibiotic … Read more