NURS 438 Exam 1- Medical-Surgical Nursing-test bank
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Chapter 21: Cancer Development Ignatavicius: Medical-Surgical Nursing, 8th Edition MULTIPLE CHOICE 1. The student nurse learning about cellular r egulation understands that which process occurs du... ring the S phase of the cell cycle? a. Actual division (mitosis) b. Doubling of DNA c. Growing extra membrane d. No reproductive activity During the S phase, the cell must double its DNA content through DNA synthesis. Actual division, or mitosis, occurs during the M phase. Growing extra membrane occurs in the G1 phase. During the G0 phase, the cell is working but is not involved in any reproductive activity. DIF: Remembering/Knowledge REF: 360 KEY: Cellular regulation| physiology MSC: Integrated Process: Teaching/Learning NOT: Client Needs Category: Physiological Integrity: Physiological Adaptation 2. A student nurse asks the nursing instructor what “apoptosis” means. What response by the instructor is best? a. Growth by cells enlarging b. Having the normal number of chromosomes c. Inhibition of cell growth d. Programmed cell death Apoptosis is programmed cell death. With this characteristic, organs and tissues function with cells that are at their peak of performance. Growth by cells enlarging is hyperplasia. Having the normal number of chromosomes is euploidy. Inhibition of cell growth is contact inhibition. DIF: Understanding/Comprehension REF: 360 KEY: Cellular regulation| physiology MSC: Integrated Process: Teaching/Learning NOT: Client Needs Category: Physiological Integrity: Physiological Adaptation 3. The nursing instructor explains the difference between normal cells and benign tumor cells. What information does the instructor provide about these cells? a. Benign tumors grow through invasion of other tissue. b. Benign tumors have lost their cellular regulation from contact inhibition. c. Growing in the wrong place or time is typical of benign tumors. d. The loss of characteristics of the parent cells is called anaplasia. Continued................... [Show More]
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