PRITE Practice Exam Questions and Correct Answers

What neurochemical abnormality is most consistently described in Alzheimer disease of moderate severity. 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 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? 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 Genomic imprinting A patient hospitalized for burns sustained in a house fire one week prior is experiencing recurrent nightmares and frequent, intrusive memories about the fire accompanied by concern that the patient seems depressed, is sleeping poorly and startles when someone enters the room without knocking. On exam, the patient is distracted, sometimes irritable, and has labile affect. What is the most likely diagnosis? Acute stress disorder What is an example of epigenetic gene regulation? Addition of methyl group to a histone around which DNA is coiled. What sex hormone is most responsible for sexual differentiation in fetal brain development? Testosterone (causes brain/body to be masculinized and defeminized) What psychiatric disorder occurs most frequently with secondary enuresis? ADHD The psychiatrist is concerned about a colleague's behavior and notifies the State's physician health program, which conducts an intervention.