Flashcards in Review Presentation for Exam 4 and Block Deck (8):
What findings suggest an afferent pupillary defect?
The pupil in question constricts when light is shined in the contralateral eye, but dilates when light is swung from the contralateral eye to that pupil.
In conductive hearing loss, the Weber test reveals what?
The sound is louder in the ear with hearing loss.
What findings are demonstrated in a CN IV palsy?
The affected eye cannot look downward while medially rotated, and the patient often tilts their head away from the affected eye because the eye is slightly depressed.
Explain the pathophysiology of and differences between conus medullaris syndrome and cauda equina syndrome.
Both result from impingement or lack of circulation to the terminal spinal cord, but because the conus medullaris is more superior the symptoms (1) are more often bilateral; (2) more commonly involving bladder and sexual dysfunction; and (3) more frequently have trophic changes.
Both result in a saddle loss of sensation.
The action of typical antipsychotics on the ___________ pathway leads to prolactinemia.
What are the four most common sites for spontaneous hypertensive hemorrhages?
This describes lacunar infarctions.
Chronic mild depression with periodic episodes of major depression is called ______________.