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MMLU-Pro / 6046 / A 72-year-old man comes to the physician because of a 7-month history of leg…

Problem

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question

A 72-year-old man comes to the physician because of a 7-month history of leg weakness and dry eyes and mouth. He also has had a 10.4-kg (23-lb) weight loss over the past 4 months despite no change in appetite. He has smoked one and a half packs of cigarettes daily for 50 years. He drinks 4 oz of alcohol daily. He has peptic ulcer disease and emphysema. Medications include cimetidine, theophylline, and low-dose prednisone. Examination shows mild ptosis. He has a barrelshaped chest. Breath sounds are distant. There is moderate weakness of proximal muscles of the lower extremities. Reflexes are absent. He has difficulty rising from a chair. Sensory examination shows no abnormalities. An x-ray shows a hyperinflated chest and a 3 x 4-cm mass in the right hilum. His neurologic findings are most likely due to a lesion involving which of the following?

category

health

options

  1. Presynaptic neuromuscular junction
  2. Spinal cord
  3. Muscle membrane
  4. Central nervous system
  5. Parasympathetic nervous system
  6. Motor cortex
  7. Postsynaptic neuromuscular junction
  8. Peripheral nerve
  9. Sympathetic nervous system
  10. Sensory nerve

src

ori_mmlu-professional_medicine

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Source and history

upstream_id / Original problem ID
6046
task_id
70ff8cec-ab80-5733-bc0c-dbcff7f99e6f
task_key
default--test--6046
task_revision_id
1
config / split
default / test

Official source

initial import