A 20-year-old male athlete complains of pain and weakness of his right arm. He had a successful surgery on his knee last week. He has been walking with the aid of crutches since then. On examination, he is unable to extend his right arm at the elbow or the hand at the wrist. There is […]
anatomy
USMLE Step 1- Quiz 2
A 28-year-old man has a minor injury as a result of motor car accident. He complains of severe pain due to a scratch on his scalp across the front hairline. Which one of these nerves is related to this pain? A-Trigeminal nerve B-Facial nerve C-Vagus nerve D-Oculomotor nerve E-Orbital nerve A 74-year-old man presents to […]
Repeated USMLE Questions Step 1- 278
A 45-year-old woman visits her physician with a complaint of pain and fatigue in her wrist and hand for 6 weeks. MRI confirms the diagnosis of carpal tunnel syndrome. What is the structure that forms the anterior wall of the carpal tunnel? A-Skin B-Superficial fascia C-Palmer aponeurosis D-Flexor retinaculum E-Extensor retinaculum Answer Flexor retinaculum forms […]
Repeated USMLE Questions Step 1- 255
A 73-year old man is brought to the emergency room for dizziness and nystagmus. Examination reveals loss of sensation on the left side of his face and the right side of his body. He has hoarseness of voice and drooping of his right eyelid. The right side of the face is drier than the left […]