You are seeing a patient in clinic who presents with complaints of weakness. Her physical exam is notable for right sided hyperreflexia, as well as the reflex finding shown in the image below. Where is the most likely location of this patient's lesion?
APostcentral gyrus
BNeuromuscular junction
CLateral geniculate nucleus
DInternal capsule
ESubthalamic nucleus
A 14-year-old boy is brought to the emergency department because of acute left-sided chest pain and dyspnea following a motor vehicle accident. His pulse is 122/min and blood pressure is 85/45 mm Hg. Physical examination shows distended neck veins and tracheal displacement to the right side. The left chest is hyperresonant to percussion and there are decreased breath sounds. This patient would most benefit from needle insertion at which of the following anatomical sites?
A5th left intercostal space along the midclavicular line
B8th left intercostal space along the posterior axillary line
C2nd left intercostal space along the midclavicular line
DSubxiphoid space in the left sternocostal margin
E5th left intercostal space along the midaxillary line
A patient undergoes spinal surgery at the L4-L5 level. During the procedure, which of the following ligaments must be divided first to access the spinal canal?
ANuchal ligament
BAnterior longitudinal ligament
CSupraspinous ligament
DLigamentum flavum
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