0 of 20 Questions completed
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 20 Questions answered correctly
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
A lesion to which of the following neuroanatomical structures causes dysphagia, decreased gag reflex, and hoarseness?
A 77-year-old male presents with a 1-year history of worsening bradykinesia, recurrent falls, and a shuffling gait. Past medical history is significant for REM-sleep behavior disorder and diet-controlled hypertension. Neurologic examination reveals a tremor at rest that improves with movement, along with bilateral upper-limb spasticity. Impaired dopaminergic signaling is most likely to be found in which of the following locations?
A 65-year-old female presents with complaints of hearing a strange “clicking sound” all of the time which started suddenly 6 weeks ago. On exam, you note a rhythmic tremor of the upper palate. The patient also has pendular horizontal nystagmus. Which MRI finding is most likely?
A 72-year-old man with a history of right-sided carotid stenosis was transferred from an outside hospital to your institution to have a carotid stent placed after experiencing a mild right-hemispheric ischemic stroke. The patient was sent to the angiography lab and had a carotid stent placed, however, it was done so on the unaffected (left) side. What is this an example of?
Which of the following enzymes are deficient with Fabry Disease?
The following is a sample of gray matter stained with Anti-NeuN and viewed under a low-power microscope lens. The pathology marked by the blue arrow is most consistent with which of the following causes of epilepsy?
Which of the following is the most sensitive test for myasthenia gravis (MG)?
An 18-year-old male is brought to the clinic by his mother due to a 3-month history of personality changes. She states that during this time he has become increasingly rude and aggressive toward her. She also states that he was fired from his summer job last week after trying to steal from his boss. His father’s medical history is unknown. On examination, the patient has an ataxic gait and bradykinesia. His mental status exam shows impaired memory and language regression. Genetic testing of this patient would most likely show what?
A 37-year-old male with the chief complaint of insidious unilateral hearing loss was found to have an acoustic neuroma on MRI. If a brainstem auditory evoked potential (BAEP) was performed which of the following would be most likely found?
Patients with Krabbe disease have a pathologic accumulation of which of the following?
A 32-year-old woman with a known history of relapsing-remitting multiple sclerosis currently on ocrelizumab presents to the emergency room with the concern of having a demyelinating attack. An MRI brain with contrast shows a single, ovoid, juxtacortical white matter lesion with contrast enhancement that was not present on her last MRI scan. Which of the following is the most appropriate next step in medical management?
A 90-year-old woman presents to the emergency room with an acute change in mental status. On examination, she is alert but is not answering questions or following commands. Speech is fluent, but not interpretable. Comprehension is severely impaired. Interestingly she was able to repeat full sentences without much difficulty. Which of the following is the most likely territory of ischemic damage?
A 4-month-old infant of Amish parents is evaluated in the emergency department for an acute onset of weakness, poor feeding, and irritability that started 2 days ago. Neurologic examination of the child was impressive for ptosis, decreased tone, generalized weakness, a poor suck reflex, and mydriasis. MRI of the brain was normal. Which of the following is the most likely cause of the patient’s symptoms?
A 51-year-old woman with a past medical history of migraines and irritable bowel syndrome comes to the physician because of abnormal shaking of both hands for the past two months. The shaking improves after two glasses of wine. Examination shows symmetric hand tremors that worsen when the patient reaches for objects in front of her. What is the mechanism of action of the most appropriate first-line treatment?
You are caring for a 1-year-old girl with severe refractory epilepsy with frequent focal seizures. She had normal developmental until 3 months of age when she had seizure onset as well as a loss of milestones. Continuous EEG revealed multiple seizure types, with multiple foci of onset in each hemisphere. The seizures appear to migrate between hemispheres on EEG, and clinically. Which gene is most often associated with this disorder?
A 26-year-old woman presents to the emergency department with third-degree burns covering the entire palmar aspect of her right hand. She claims that she was cooking dinner and touched the stove, but states that she “didn’t notice it was hot”. On neurologic exam, she is unable to distinguish between hot and cold sensations on her hands, arms, shoulders, chest, and back. She also fails to respond to pinprick sensation in the same distribution. She denies any major recent traumatic injuries. Which of the following is the most likely cause of her symptoms?
Which of the following findings is depicted in the MR Angiogram shown below?
Which of the following is not a risk factor for carotid dissection?
Which of the following is the most likely cause of the findings seen on this gross pathology image?
A 40-year-old male is brought to the emergency room unresponsive after getting into a motor vehicle accident. On physical exam, his pupils are equally reactive to light. He can close his eyes and look up and down but not side to side. His motor exam otherwise has 0/5 strength symmetrically. The Babinski reflex is upgoing bilaterally. These symptoms can be explained by occlusion of which of the following vessels?