Gross Anatomy USMLE Step 1 Practice Questions
82 board-style USMLE Step 1 questions in Anatomy. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · medium49. A 45-year-old male has an obvious mass on the right side of his face. It is determined that he has a benign tumor of the parotid gland, and the tumor is excised. After surgical…
- USMLE Step 1 · medium50. A 58-year-old man with a left adrenal mass (12 cm on CT) presents for surgical planning. Vital signs: BP 168/94 mmHg, HR 88/min, RR 14/min, temp 37.2°C. Laboratory studies show…
- USMLE Step 1 · medium51. After a motor vehicle accident, a patient is brought to the emergency room. X-rays reveal that she has fractures of her left ninth and tenth ribs. She has a rapid pulse and low…
- USMLE Step 1 · medium52. A 34-year-old male presents to the emergency department with a deep laceration of the first web space of his hand sustained during a rock-climbing accident. Vital signs show BP…
- USMLE Step 1 · medium53. A 21-year-old male is brought to the hospital by emergency medical technicians after he was involved in a car accident. Examination reveals a clear fluid draining from his left…
- USMLE Step 1 · medium54. A 62-year-old male presents with productive cough and fever. Vital signs show temperature 38.9°C, heart rate 98/min, respiratory rate 22/min, and blood pressure 138/88 mmHg. Che…
- USMLE Step 1 · medium55. A 20-year-old male college athlete presents for a sports physical examination. Vital signs: BP 118/76 mmHg, HR 82 bpm, RR 16/min, Temp 37.2°C, SpO2 98% on room air. He reports n…
- USMLE Step 1 · medium56. A 78-year-old woman presents to the emergency department following a fall at home. Vital signs show BP 135/82 mmHg, HR 98 bpm, RR 16, temp 37.2°C. Her right leg appears shortene…
- USMLE Step 1 · medium57. A 5-month-old female has fatigue on exertion. She was born at full-term with a birth weight of 9 lb and had an uncomplicated perinatal period. She has been bottle-fed, and there…
- USMLE Step 1 · medium58. A 35-year-old female with severe dysmenorrhea and prolonged menstrual bleeding presents with hemoglobin of 8.2 g/dL. Imaging reveals large intramural uterine fibroids. She denie…
- USMLE Step 1 · medium59. Because she is too weak to go to the cafeteria, a 93-year-old nursing-home resident on a liquid diet is fed in bed. She refuses to sit up, so the aide has to feed her while she…
- USMLE Step 1 · medium60. A 42-year-old male sustains a cervical spine injury during a motor vehicle collision. He presents with acute respiratory distress, BP 89/54, HR 118, RR 28, and SpO2 78% on room…
- USMLE Step 1 · medium61. A 42-year-old male with medullary thyroid carcinoma undergoes total thyroidectomy. Postoperatively, he presents with hoarseness and a breathy, weak voice quality. Vital signs ar…
- USMLE Step 1 · medium62. A 61-year-old female undergoes surgery to remove a solitary painless mass just anterior to the tragus of her left ear. Pathologic examination shows a well-circumscribed, yellowi…
- USMLE Step 1 · medium63. A 22-year-old male football player sustains a valgus stress injury to his weight-bearing knee after a lateral blow during competition. He presents with severe pain (8/10), inabi…
- USMLE Step 1 · medium64. A 42-year-old male with chronic epigastric discomfort undergoes upper endoscopy revealing mild gastritis. Gastric biopsy shows normal cuboidal-to-columnar cells with apical memb…
- USMLE Step 1 · medium65. A surgeon performing an appendectomy makes an incision through the ventrolateral abdominal wall. The layers of the abdominal wall are shown below: 1. Internal oblique, 2. Extern…
- USMLE Step 1 · medium66. One week following a sexual encounter at a ski resort in Colorado, a young female develops a painful, swollen knee joint. The emergency department physician suspects gonococcal…
- USMLE Step 1 · medium67. A 15-year-old female with chronic rhinitis, allergies, asthma, and nasal polyposis presents with fever (38.2°C), facial pain, and dental pain. Vital signs show BP 118/76, HR 92,…
- USMLE Step 1 · medium68. A 34-year-old female bursts through the doors of the emergency department. She is straining to take a breath but can only mouth the phrase: 'I can't br—' before collapsing. She…
- USMLE Step 1 · medium69. A resident physician is demonstrating the correct technique for inserting a subclavian central venous line. He has a medical student palpate the clavicle, then the chest wall be…
- USMLE Step 1 · medium70. A 28-year-old man undergoes surgical extraction of an impacted mandibular third molar under local anesthesia. Intraoperatively, the surgeon notes close proximity of the tooth ro…
- USMLE Step 1 · medium71. A 24-year-old male presents to the ED with severe right wrist pain following a fall onto an outstretched hand. Vital signs: BP 128/82, HR 98, RR 16, temp 37.2°C. Physical examin…
- USMLE Step 1 · medium72. A surgeon is first on the scene after a serious automobile accident. He finds a passenger bleeding profusely from the neck and correctly surmises that the bleeding is from the c…