Free NBME-style practice questions
250 physician-validated, board-style questions across organ systems — each with the reasoning for every answer choice. Practice the full 12,000-question bank free for 7 days.
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Biostatistics and Epidemiology
Cardiovascular System
- Arrhythmias & Conduction — A 45-year-old man with a history of hypertension and coronary artery disease presents to t…
- Arrhythmias & Conduction — A 68-year-old man presents with dizziness and episodes of confusion over the past several …
- Arrhythmias & Conduction — A 45-year-old man with no significant past medical history presents with palpitations that…
- Arrhythmias & Conduction — A 55-year-old man with no significant medical history presents with new-onset fatigue. His…
- Arrhythmias & Conduction — A 64-year-old male presents to the emergency room complaining of chest pain. He reports a …
- Cardiac Physiology — A scientist observes a myocyte beating in cell culture. Which step is the most direct nece…
- Cardiac Physiology — A 34-year-old woman presents with fatigue, depressed mood, weight gain, and constipation. …
- Cardiac Physiology — A 21-year-old man presents to a physician with repeated episodes of syncope and dizziness …
- Cardiac Physiology — A 23-year-old primigravida presents to her physician’s office at 12 weeks gestation compla…
- Cardiac Physiology — An 84-year-old man presents to the emergency department for a loss of consciousness. The p…
- Cardiac Physiology — A 62-year-old man presents to his geriatrician due to waking several times during the nigh…
- Cardiomyopathies — A 28-year-old man presents with fatigue and exertional dyspnea. He has a family history of…
- Cardiomyopathies — A 28-year-old woman presents with new-onset heart failure symptoms including dyspnea and f…
- Cardiomyopathies — A 60-year-old woman with a past medical history of sarcoidosis presents with increasing sh…
- Cardiomyopathies — A 45-year-old African American man with a history of alcohol use disorder presents to the …
- Cardiomyopathies — A 39-year-old man seeks an evaluation in the emergency room due to an episode of syncope a…
- Coronary Artery Disease & MI — A woman with coronary artery disease is starting to go for a walk. As she begins, her hear…
- Coronary Artery Disease & MI — A 54-year-old man is brought to the emergency department 1 hour after the sudden onset of …
- Coronary Artery Disease & MI — A 41-year-old man presents to his primary care provider because of chest pain with activit…
- Coronary Artery Disease & MI — A 63-year-old man with high blood pressure, dyslipidemia, and diabetes presents to the cli…
- Drug Toxicity & Overdose — A 17-year-old woman is rushed into the emergency department by her father who found her co…
- Heart Failure — A 82-year-old man who is currently being managed by the internal medicine service agrees t…
- Heart Failure — A 55-year-old male is hospitalized for acute heart failure. The patient has a 20-year hist…
- Heart Failure — A 58-year-old African-American man with a history of congestive heart failure presents to …
- Heart Failure — A 70-year-old man comes to the physician for evaluation of worsening nocturia, fatigue, an…
- Hypertension — A 65-year-old African American woman with a history of untreated hypertension and obesity …
- Hypertension — A 58-year-old man is rushed to the ER in the middle of the night with severe chest pain. H…
- Pericardial Disease — A 35-year-old man presents to the physician with concerns that a “bad flu” he has had for …
- Pharmacokinetics & Pharmacodynamics — A 31-year-old woman comes to the physician for evaluation of worsening pain, swelling, and…
- Respiratory Physiology — An investigator is studying the resting rate of oxygen consumption in the lower limbs of i…
- Valvular Disease & Endocarditis — An 8-year-old boy who recently immigrated to the United States presents with a rash. Past …
- Valvular Disease & Endocarditis — A 33-year-old woman schedules an appointment at an outpatient clinic for the first time af…
- Valvular Disease & Endocarditis — An otherwise healthy 25-year-old man comes to the physician because of a 3-month history o…
- Valvular Disease & Endocarditis — A 62-year-old woman comes to the physician because of a 2-month history of exertional shor…
- Vascular Disease — A 55-year-old man presents to the urgent clinic complaining of pain in his right foot. He …
- Vascular Disease — A 68-year-old male is brought to the emergency department by his wife. An hour earlier, he…
- Vascular Disease — A 62-year-old woman is brought to the emergency department because of sudden loss of visio…
- Vascular Disease — A 40-year-old man comes to the physician because of a 5-month history of watery diarrhea a…
- Vascular Disease — A 32-year-old woman presents with progressive shortness of breath and a dry cough. She say…
- Vascular Disease — A 62-year-old man comes to the physician because of painless swelling in his left foot for…
- Vascular Disease — A 50-year-old man comes to the physician for the evaluation of recurrent episodes of chest…
- Vascular Disease — A 60-year-old man presents with pain, swelling, and a purulent discharge from his left foo…
- Vascular Disease — A 57-year-old woman comes to the physician for a routine examination. She takes no medicat…
- Vascular Disease — A 56-year-old man comes to the emergency department because of pain and swelling in his le…
Gastrointestinal System
- Adaptive Immunity — A 33-year-old woman, gravida 2, para 1, at 24 weeks' gestation is brought to the emergency…
- Bacteriology — A 21-year-old man presents to the physician with complaint of fever and non-bloody diarrhe…
- Biliary Disease — A previously healthy 37-year-old woman, gravida 3, para 2, at 29 weeks' gestation comes to…
- Drug Toxicity & Overdose — A 14-year-old girl presents to the emergency room complaining of abdominal pain. She was w…
- Esophageal Disorders — A 44-year-old man presents to the clinic with recurrent epigastric pain following meals fo…
- Esophageal Disorders — A 68-year-old man presents to the office with his wife complaining of difficulty in swallo…
- Esophageal Disorders — A 2-month-old infant is brought to his pediatrician because of recurrent episodes of vomit…
- GI Cancers — A 53-year-old man comes to the physician because of a 2-month history of multiple episodes…
- GI Cancers — A 45-year-old African American male presents to his primary care physician complaining of …
- GI Infections — A 34-year-old woman is assaulted and suffers a number of stab wounds to her abdomen. Bysta…
- GI Infections — A 16-year-old man with no significant past medical, surgical, or family history presents t…
- Immunodeficiency Disorders — A 70 year-old man comes to the physician for difficulty swallowing for 6 months. During th…
- Inflammatory Bowel Disease — A 45-year-old woman presents to the emergency department due to new-onset symptoms of asth…
- Liver Disease — A 12-year-old girl comes to the clinic with a grossly enlarged abdomen. She has a history …
- Liver Disease — A 35-year-old man presents with yellow discoloration of his eyes and skin for the past wee…
- Liver Disease — A 54-year-old woman comes to the physician with abdominal distention and mild diffuse abdo…
- Neoplasia — A 42-year-old man comes to the physician because of a 6-week history of intermittent fever…
- Nutritional Disorders — A 45-year-old man undergoes an esophagogastroduodenoscopy for his recurrent episodes of ep…
- Pain & Anesthesia — While on a teaching sabbatical in Uruguay, a pathologist examined the excised liver of an …
- Small Bowel Disorders — A 62-year-old man comes to the emergency department because of right-sided back pain, naus…
- Small Bowel Disorders — A 37-year-old woman comes to the physician because of right-sided inguinal pain for the pa…
- Small Bowel Disorders — A 1-year-old previously healthy male presents to the emergency department with 3 hours of …
- Virology — A 27-year-old woman presents with painful swallowing for the past 2 days. She received a k…
Hematologic and Lymphatic System
Multisystem Processes and Disorders
Skin and Subcutaneous Tissue