Chapter 20 quiz 3 – Flashcards
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What type of normal cells are often damaged during chemotherapy and radiation treatments?
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Epithelial cells
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High risk factors for cancer include: 1. human papilloma virus. 2. chronic irritation and inflammation. 3. repeated sun exposure. 4. high family incidence.
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1, 2, 3, 4
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A classification process that applies to a specific malignant tumor and describes the extent of the disease at a given time is called:
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staging
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One reason for staging a malignant tumor at the time of diagnosis is to:
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determine the best treatment and prognosis.
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Radiation therapy destroys:
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primarily rapidly dividing cells.
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What are malignant neoplasms arising from connective tissue cells called?
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Sarcomas
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Antiangiogenesis drugs act on a malignant tumor by:
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educing blood flow and nutrient supply to tumor cells
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One of the general effects of a malignant cancer is cachexia, which is:
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severe tissue wasting
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Identify the common dose-limiting factor for chemotherapy:
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Bone marrow depression
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Select the correct pair representing a malignant tumor and its marker:
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colon cancer: carcinoembryonic antigen (CEA)
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Benign tumors can often be differentiated from malignant tumors because benign tumors:
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are encapsulated and slow-growing.
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The process of carcinogenesis usually begins with
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an irreversible change in the cell DNA.
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Which factor provides the basis for the grading of newly diagnosed malignant tumors?
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Degree of differentiation of the cells
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Which of the following is a characteristic of a benign tumor?
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Cells appear relatively normal
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The development of neutropenia during chemotherapy for cancer means:
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the patient is at high risk for infection
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What is a benign neoplasm originating from adipose tissue called
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Lipoma
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Drugs or agents that augment the natural immune response in the body to improve identification and removal of abnormal cells are called:
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biological response modifiers.
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Staging systems used to classify a malignant tumor at the time of diagnosis are based on which of the following factors?
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Size of the tumor, involvement of lymph nodes, metastases
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The method that can be used as an alternative to surgical removal of a tumor by using heat generated by a needle inserted into the tumor is referred to as:
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radiofrequency ablation.
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Benign tumors in the brain are often life-threatening because they:
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create excessive pressure within the skull.
