NURS 6501 Advanced Pathophysiology Final Exam– Question and answers

An aide asks the nurse why people who have neurofibromatosis will show varying degrees of the disease. Which genetic principle should the nurse explain to the aide? Expressivity Why is potassium able to diffuse easily in and out of cells? Selected Answer: . Because the resting plasma membrane is more permeable to potassium A 15-year-old female is diagnosed with Prader-Willi syndrome. This condition is an example of: Gene imprinting A nurse is reading a chart and sees the term oncotic pressure. The nurse recalls that oncotic pressure (colloid osmotic pressure) is determined by: Plasma proteins During childhood, the thymus decreases in size, and this is referred to as Atrophy. Physiologic What is the role of cytokines in cell reproduction? Provide growth factor for tissue growth and development for tissue growth and development When a patient asks what causes cystic fibrosis, how should the nurse respond? Cystic fibrosis is caused by an gene. . Autosomal recessive A patient has a heart attack that leads to progressive cell injury that causes cell death with severe cell swelling and breakdown of organelles. What term would the nurse use to define this process? Necrosis A eukaryotic cell is undergoing DNA replication. In which region of the cell would most of the genetic information be contained?