Ancc Review Questions (Pmhnp Iq) Exam Questions (21 Terms) With Verified Definitions Updated 2024

The PMHNP mental health nurse practitioner treating a patient for schizophrenia on ziprasidone orders an electrocardiograph. Which QTc interval result places the patient at greatest risk for torsades de pointes? A) 100-200 milliseconds B) 160-260 milliseconds C) 300-500 milliseconds D) 500-700 milliseconds {Ans: D) 500-700 milliseconds A patient with a QTc interval of 500-700 milliseconds is at a higher risk of developing torsades de pointes.}Which lab test should be ordered to rule out a medical cause of dementia symptoms? A) Albumin B) thiamine C) Vitamin D3 D) Vitamin B12 {Ans: D) Vitamin B12 Low vitamin B12 levels have been associated with the development of dementa- like symptoms, and when dementia is a differential diagnosis, a Vitamin B12 should be checked.}You are on call for your service. You arrive at the Emergency Dept to find a 22 year old male patient complaining of having trouble with his eyes. His vitals are stable. He is 5 foot 7 inches tall. His weight is 140 lbs, and his labs are all normal range. He states he has been taking aripiprazole (Abilify) for the last 2 months for his bipolar 1 disorder. He had the dose raised 4 days ago to manage