PRITE Final Exam with Questions and Answers

PRITE Final Exam with Questions and Answers What neurochemical abnormality is most consistently described in Alzheimer disease of moderate severity. ANSWER Decreased choline acetyltransferase activity Which of the following sources of pain is thought to have a primarily central (non-nociceptive) mechanism? a) cancer pain b) fibromyalgia c) osteoarthritis d) diabetic neuropathy e) postherpetic neuralgia ANSWER b) fibromyalgia A patient presents with mild memory impairment, tearfulness, insomnia, and blurry vision. The patient acts as if blind, cannot locate objects in the visual field, has left-right disorientation and alexia, and misses objects when instructed to reach for them. The patient only identifies a single object in a drawing of overlapping objects. Despite requiring prompts to visually follow objects, cranial nerves, motor function, reflexes, and movement and color detection are otherwise intact. What is the most likely cause of the visual disturbance? ANSWER Cerebral infarct Variable phenotypic expression of 15q13 deletion depends on whether the encoding gene is derived from the father or the mother. This phenomenon is commonly referred to as ANSWER Genomic imprinting A patient hospitalized for burns sustained in a house fire one week prior is experiencing