Free Questions and Answers for All Medical Students all over the World
Q- A 5-month-old boy is brought to the clinic by his mother because of a 10-day history of “coughing spells” that occur several times daily and last 1 to 2 minutes; he often vomits afterward. He was delivered at term to a 16-year-old patient, gravida 1, para 1, following an uncomplicated pregnancy and spontaneous vaginal … Read more
Q- Which one of the following regional anesthetics can cause methemoglobinemia if given in a large dose? A-Bupivacaine B-Cocaine C-Prilocaine D-Procaine Q- Which of the following is the mechanism of antimicrobial action of cephalosporins? A-Binding to the 30S Ribosomal Subunit B-Inhibition of beta-lactamase C-Inhibition of transpeptidation reactions D-Interference with the synthesis of ergosterol … Read more
Q- A 25-year-old woman comes to the office because of a 3-day history of fever, chills, severe headache, weakness, muscle pain, loss of appetite, vomiting, diarrhea, and moderate abdominal pain. She is in nursing school and returned from a medical mission’s trip in West Africa 10 days ago. Her symptoms began abruptly while she was … Read more
Q- A 5-year-old boy is brought to the emergency department by his mother because of an episode of bloody stool 3 hours ago. The mother says the stool was hard “like pebbles” and she noted bright red blood on the tissue when the patient cleaned himself. His previous bowel movement was 5 days … Read more
I am going to answer the sample USMLE Step 1 Questions with Explanation. These questions are available at USMLE.org Q- An 11-year-old girl is brought to the emergency department by her parents because of a 1-week history of breast enlargement. She has not had pain or nipple discharge. She has asthma treated with inhaled albuterol … Read more
Q- Which of the following is the acid-base disturbance most likely seen in a case of aspirin toxicity? A- Metabolic acidosis only B- Respiratory alkalosis only C- Respiratory acidosis and metabolic alkalosis D- Respiratory alkalosis and metabolic acidosis Q- In the case of candida albicans, caspofungin is used for treatment. Which of the following … Read more