Quiz 07/21/2022 (1)

Which of the following is the correct order of venous structures related to cerebral blood drainage?

A 65-year-old female presents to the Emergency Room with a 2-month history of altered mental status and jerking. On examination, you appreciate an exaggerated startle response. Her MRI was shown below. Which of the following statements is true?

A 47-year-old man with a history of bilateral cataract surgery at the age of 20 presents to the clinic for evaluation of progressive unsteadiness and cognitive decline. His father and older brother reportedly had similar symptoms in their early adulthood as well. On exam, there is notable dysmetria and gait ataxia. There were also abnormal soft-tissue masses appreciated near the Achilles tendons bilaterally. Which of the following is most likely to be abnormal in this patient blood?

Which of the following dermatomes lies closest to the T2 dermatome, relative to the topographical position on the skin?

Which of the following findings is depicted in the vessel imaging shown?

A 42-year-old woman presents to the clinic with a 2-month history of distal symmetric hand weakness that started after hospitalization for severe abdominal pain. Before this hospitalization, she was drinking alcohol with her friends when she acutely developed severe abdominal pain, nausea, restlessness, altered mental status, and hallucinations. She was noted to have dark urine at the time of admission. Since then, her GI symptoms and mentation have returned to baseline, but her weakness has persisted. On exam, she has 3/5 strength of the intrinsic muscles of the hand bilaterally. Conduction velocities of the bilateral upper extremities were unremarkable. Needle EMG revealed fibrillations and decreased recruitment of motor unit action potentials in muscles innervated by the radial and ulnar nerves. Which of the following is the most likely cause of the patient’s symptoms?

Which of the following botulinum serotypes cleaves synaptosomal-associated protein (SNAP)-25.

A 63-year-old female presents with a 6-month history of difficulty walking and muscle weakness. Neurologic examination reveals normal bulk but muscle fasciculations, bilateral extensor plantar responses, muscle spasticity, and hyperreflexia. Pathology at which of the following structures could explain these symptoms?

Which of the following brain metastases has the highest risk of intracranial hemorrhage?

A 15-day-old female is evaluated in the NICU after being born to a G2P2 mother. On exam, the infant is jaundiced. Abdominal ultrasound shows severe hepatosplenomegaly. CT scan of the head shows hydrocephalus and periventricular calcifications, and a fundoscopic exam shows bilateral chorioretinitis. Serological testing is most likely to show infection with which organism?

A 45-year-old male presents with left-sided neck and shoulder pain. On examination, there is right arm abduction weakness and decreased bicep and brachioradialis reflexes. An EMG was ordered and showed fibrillations of the deltoids, supraspinatus, and biceps muscles. EMG testing of the triceps, first dorsal interosseous, abductor policies brevis, and rhomboid muscles were normal. These findings are most likely due to radiculopathy of which of the following nerve roots?

A 46-year-old female presents to the clinic with right-hand numbness, specifically in the 4th and 5th digits. EMG testing reveals fibrillations on the first dorsal interosseous, and flexor pollicis longus. EMG testing of the abductor pollicis brevis and triceps was unremarkable. These findings are most likely caused by radiculopathy of which of the following nerve roots?

A 65-year-old male comes into the office with his wife for follow-up after a recent hospitalization for HSV encephalitis.  The wife says before his hospitalization, he used to be a quiet, shy man but recently has been making sexually inappropriate remarks to women at the park. The patient also has an increase in appetite and an urge to touch everything at the grocery store. Based on his cognitive deficits, which of the following areas of the brain is likely affected?

The electrical fields that generate the cortical activity appreciated on electroencephalogram (EEG) are the result of which of the following?

Per the American Academy of Neurology guidelines, which of the following diagnostic tests should be included in the routine evaluation of the demented patient?