NURS 6054 Week 1 Quiz – Question with Answers (A GUARANTEED)

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NURS 6054 Week 1 Quiz – Question with Answers (A GUARANTEED) • Question 1 0 out of 0 points When completing this quiz, did you comply with Walden University’s Code of Conduct including the ... expectations for academic integrity? Selected Answer: Yes Correct Answer: Yes • Question 2 1 out of 1 points 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? Selected Answer: b. Expressivity Correct Answer: b. Expressivity • Question 3 1 out of 1 points The nurse is teaching staff about the most common cause of Down syndrome. What is the nurse describing? Selected Answer: c. Maternal nondisjunction Correct Answer: c. Maternal nondisjunction • Question 4 1 out of 1 points What is the role of cytokines in cell reproduction? Selected Answer: a. Provide growth factor for tissue growth and development Correct Answer: a. Provide growth factor for tissue growth and development • Question 5 1 out of 1 points During childhood, the thymus decreases in size, and this is referred to as _____ atrophy. Selected Answer: a. Physiologic Correct Answer: a. Physiologic • Question 6 1 out of 1 points Why is potassium able to diffuse easily in and out of cells? Selected Answer: c. Because the resting plasma membrane is more permeable to potassium Correct Answer: c. Because the resting plasma membrane is more permeable to potassium • Question 7 1 out of 1 points A cell is isolated, and electrophysiology studies reveal that the resting membrane potential is –70 millivolts. The predominant intracellular ion is Na+, and the predominant extracellular ion is K + . With voltage change, which of the following would result in an action potential? Selected Answer: b. Na + rushing into the cell Correct Answer: b. Na+ rushing into the cell • Question 8 1 out of 1 points A 55-year-old male with a 30-year history of smoking is examined for respiratory disturbance. Examination of his airway (bronchial) reveals that stratified squamous epithelial cells have replaced the normal columnar ciliated cells. This type of cellular adaptation is called: Selected Answer: c. Metaplasia Correct Answer: c. Metaplasia • Question 9 1 out of 1 points 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? Selected Answer: d. Necrosis Correct Answer: d. Necrosis • Question 10 1 out of 1 points What principle should the nurse remember when trying to distinguish aging from diseases? Selected Answer: a. It is difficult to tell the difference because both processes are believed to result from cell injury. Correct Answer: a. It is difficult to tell the difference because both processes are believed to result from cell injury. [Show More]

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