18 Questions
What is the extent to which neoplasms resemble their parenchymal cells of origin, both morphologically and functionally?
Differentiation
Which term refers to the lack of differentiation in neoplasms?
Anaplasia
What do well-differentiated cells in benign neoplasms closely resemble?
Their normal counterparts
What is the term used for the infiltration, invasion, and destruction of surrounding tissues by malignant neoplasms?
Local Invasion
Which type of spread is defined by the spread of a tumor to sites that are physically discontinuous with the primary tumor?
Metastasis
Which type of spread is more typical of carcinomas?
Lymphatic spread
What feature of malignant neoplasms includes pleomorphism, hyperchromatism, and prominent single or multiple nucleoli?
Anaplastic features
'Dysplastic epithelium' is recognized by a loss in the uniformity of individual cells and in their architectural orientation. What is this an example of?
'Dysplasia'
'Loss of polarity' and 'atypical mitoses' are examples of which feature associated with neoplasms?
'Anaplastic features'
What do benign neoplasms do not do?
Metastasis
Which term is used to describe a benign epithelial neoplasm that grows on the surface and produces fingerlike fronds?
Papilloma
What type of tumor is characterized by invading and destroying adjacent structures, as well as spreading to distant sites?
Malignant tumor
Which term is attached to the cell type to describe a fibrous tissue tumor?
Fibroma
What does the suffix -oma attached to the cell type 'fibrous tissue' indicate?
Benign neoplasm
Which term is used to describe a mass that projects above the mucosal surface?
Polyp
Which type of tumor involves mesenchymal cells of the blood?
Leukemia
What type of neoplasm is amenable to local surgical removal?
Adenoma
Which term is used to describe mature or immature cells or tissues derived from more than one germ cell layer?
Teratoma
Test your knowledge of neoplasia with this quiz covering the terminology of neoplasms, pathologic features of benign and malignant tumors, and the pathways of tumor spread.
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