Quiz 07/29/2022

Which of the following cranial nerve(s) transverses through the structure (blue arrow) shown below?

A 67 y.o. female with HTN and atrial fibrillation on coumadin was in the Neuro ICU in a comatose state after a large intracranial hemorrhage. After a couple of days of monitoring, she had a new finding on her physical exam that prompted stat imaging, which showed signs of uncal herniation. Surgery was not performed due to goals of care preferences, and she, unfortunately, passed away from her ailment. An autopsy was requested. The image below shows compression on a cranial nerve from the herniation. Through which anatomic structure does this nerve pass to exit the skull?

Which answer correctly identifies all of the cranial nerve(s) that transverse through the structure (blue arrow) shown below?

Which of the following cranial nerves is most likely to be affected by increased intracranial pressure?

Identify the structure (blue arrow) shown below:

A 65-year-old male with a history of alcoholic cirrhosis presents to the emergency department with dark black coffee-ground emesis. He is found to have a systolic blood pressure of 76/40 and is tachycardic to 120 BPM. Which nerve is most responsible for carrying the afferent fibers from carotid sinus baroreceptors that cause the reflex increase in heart rate seen in this patient?

A 72 y.o. female presents to the clinic with complaints of decreased interest in eating, and has lost weight. She states foods have an unusual taste and are not appealing. On detailed examination, she is found to have normal extraocular movements, normal facial muscle symmetry, and normal facial sensation and swallowing. On further detailed examination, she has a loss of taste sensation in the right anterior two-thirds of her tongue. Of the following, which is the most likely area of injury?