NURS6501 / NURS 6501: Advanced Pathophysiology Final Exam Version 1 (Latest 2020 / 2021) Walden University(100% Correct)

A patient has severe mental retardation caused by a deletion of part of chromosome 5. What genetic disorder will the nurse see documented in the chart? - Answer: Cri du chat syndrome A 12-year-old male is diagnosed with Klinefelter syndrome. His karyotype would reveal which of the following? - Answer: XXY A 15-year-old female is diagnosed with Prader-Willi syndrome. This condition is an example of: - Answer: Gene imprinting A 20-year-old pregnant female gives birth to a stillborn child. Autopsy reveals that the fetus has 92 chromosomes. What term may be on the autopsy report to describe this condition? - Answer: Tetraploidy A 50-year-old male was recently diagnosed with Huntington disease. Transmission of this disease is associated with: - Answer: Delayed age of onset A eukaryotic cell is undergoing DNA replication. In which region of the cell would most of the genetic information be contained? - Answer: Nucleolus A newborn male is diagnosed with albinism based on skin, eye, and hair appearance. Which finding will support this diagnosis? - Answer: Inability to convert tyrosine to DOPA (3,4 dihydroxyphenylalanine) A nurse is reading a chart and sees the term oncotic pressure. The nurse recalls that oncotic pressure (colloid osmotic pressure) is determined by: - Answer: Plasma proteins A nurse is reviewing the pedigree chart. When checking for a proband, what is the nurse looking for? - Answer: The person who is first diagnosed with a genetic disease A patient wants to know the risk factors for Down syndrome. What is the nurse's best response? - Answer: Pregnancy in women over age 35 A runner has depleted all the oxygen available for muscle energy. Which of the following will facilitate his continued muscle performance? - Answer: Anaerobic glycolysis 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? - Answer: Expressivity How are potassium and sodium transported across plasma membranes? - Answer: By adenosine triphosphate enzyme (ATPase) In teaching a patient with cirrhosis, which information should the nurse include regarding cholesterol? - Answer: Cholesterol decreases the membrane fluidity of the erythrocyte, which reduces its ability to carry oxygen. Sodium and water accumulation in an injured cell are a direct result of: - Answer: Decreased ATP production The early dilation (swelling) of the cell's endoplasmic reticulum results in: - Answer: Reduced protein synthesis The ion transporter that moves Na + and Ca 2+ simultaneously in the same direction is an example of which of the following types of transport? - Answer: Symport The nurse is teaching staff about the most common cause of Down syndrome. What is the nurse describing? - Answer: Maternal nondisjunction