Neurology Quiz #2: Central and Peripheral Nervous System Anatomy

1. A 32-year-old man presents to the clinic with loss of pain and temperature sensation on the left side of his face, as well as the right side of his body. He also reports difficulty swallowing. MRI reveals a lesion in the brainstem. Which of the following structures is most likely affected by the lesion?

Question 1 of 5

2. A 45-year-old woman presents to the emergency department after a car accident. She is unable to abduct her left eye and has ptosis on the same side. Which of the following cranial nerves is most likely damaged?

Question 2 of 5

3. A 50-year-old man with a history of poorly controlled diabetes mellitus presents with numbness and tingling in his feet. Examination reveals decreased sensation to light touch and vibration in a stocking-glove distribution. Which of the following best describes the pattern of nerve fiber damage in this patient?

Question 3 of 5

4. During a routine physical examination, a 26-year-old man is unable to shrug his shoulders against resistance. Further testing reveals weakness in turning his head to the opposite side. Which of the following muscles is most likely weakened?

Question 4 of 5

5. A 22-year-old woman is involved in a motorcycle accident and suffers a traumatic injury to her left arm. After the accident, she is unable to feel sensations of touch on the medial side of her forearm. Which of the following nerves is most likely injured?

Question 5 of 5


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