肿瘤习题选择题（Oncology exercises multiple-choice questions）.docVIP

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肿瘤习题选择题（Oncology exercises multiple-choice questions）.doc

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肿瘤习题选择题（Oncology exercises multiple-choice questions）

肿瘤习题选择题（Oncology exercises multiple-choice questions） Oncology exercises: multiple-choice questions 1. tumors derived from three germ layer tissues: A. carcinosarcoma, B. mixed tumor, C. teratoma, D. hamartoma, E. embryonal tumor 2. which of the following is not characteristic of sarcoma?: A. is more common in teenagers, B. tumor cells are nests, C. is more than blood metastasis, D. section is fish like, E. tumor cells have reticular fiber 3. the main basis for the diagnosis of malignant tumors is that: The gross morphology of A. tumors, the effects of B. tumors on the body, the size of C. tumors, the atypia of D. tumors, and the secondary changes of E. tumors 4. which of the following is not a true tumor? A. Hodgkin lymphoma, B. leukemia, C. tuberculoma, D.Ewings tumor, E. melanoma 5. which of the following is a tumor derived from epithelial cells? A. capillary hemangioma, B. lymphangioma, C. papilloma, D. teratoma, E. schwannoma 6. which of the following is a tumor derived from mesenchymal tissue? A. leukemia, B. malignant schwannoma, C. malignant melanoma, D. malignant mesothelioma, E. malignant teratoma 7. which of the following forms of mass is likely to develop cancer? A. papillary B.; crater like ulcer; C. hard gray D.; gray E. mass; large 8. which of the following is not a secondary change in tumor tissue? A. calcification, B., mucinous change, C. cystic degeneration, D., hyaline degeneration, E., malignant change 9. the atypia of benign tumors is characterized by: A. tumor cells were pleomorphic tumor B. pleomorphic nuclei C. tumor parenchyma and interstitial disorder D. pathologicalkaryokinesis E. karyoplasmic ratio abnormal increase 10. the specificity of the tumor is determined by: The nature of A. tumors, the interstitial C. of B. tumors, the metastasis of tumor, the metabolic characteristics of D. tumor cells, and the nuclear division of E. tumor cells 11. which of the following does not belong to a real tumor? A. mycosis fungoides, B. leukemia, C., hy