Results and stats for "Cell cycle and cancer"
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Average score: 44.1
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Total plays: 17
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Related quizzes
Most correctly guessed answers
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What is hypertrophy?
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Increase in volume of a tissue because of the enlargement of its cells
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100.0%
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What is hyperplasia?
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Increase in volume of a tissue because of the increase in number of its cells
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100.0%
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According to Willis, a [...] is an abnormal mass of tissue with excessive and uncoordinated growth which continues even when the stimulus is ceased.
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neoplasm
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100.0%
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In a tumour, the clonal mutant cells are referred to as the [...] in contrast to the stroma.
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parenchyma
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100.0%
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Are benign tumours generally well-differentiated?
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Yes
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100.0%
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How fast do benign tumours generally grow?
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Slowly
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100.0%
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How fast do malignant tumours generally grow?
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Fast
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100.0%
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Are benign tumours generally encapsulated?
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Yes
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100.0%
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Do benign tumours metastasize?
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Never
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100.0%
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Do all tumours metastasize in the same way?
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No
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100.0%
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What is the stroma of a tumour?
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Its supporting connective tissue
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100.0%
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[...] is the transformation of one differentiated cell type into another differentiated cell type.
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Metaplasia
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100.0%
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The supporting connective tissue, blood vessels, and lymphatics of a tumour are called the [...].
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stroma
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94.1%
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A [...] is a tumour which contains ectoderm, endoderm, and mesoderm.
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teratoma
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94.1%
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What is the naming convention for malignant tumours of mesenchymal cell origin?
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Sarcoma
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94.1%
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Are malignant tumours generally well-differentiated?
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Not necessarily
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94.1%
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[...] means poorly differentiated.
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Anaplastic
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94.1%
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How does prognosis correlate with differentiation of tumour cells?
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The more anaplastic, the worse the prognosis
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94.1%
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How does the growth rate of a tumour correlate with the level of differentiation?
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Faster growth means less differentiation
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94.1%
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[...] is fibrous tissue formation in response to neoplasm.
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Desmoplasia
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94.1%
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Is a tumour's grade or stage have the greater prognostic value?
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Stage
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94.1%
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Are malignant tumours generally encapsulated?
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Never
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94.1%
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Do malignant tumours metastasize?
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Sometimes
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94.1%
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[...] is an increase in the number of cells.
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Hyperplasia
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94.1%
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[...] is a change in cellular phenotype which is commonly neoplastic.
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Dysplasia
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94.1%
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[...] is abnormal lack of differentiation of cells.
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Anaplasia
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94.1%
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[...] is a change in cellular phenotype.
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Dysplasia
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88.2%
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Is the stroma of a tumour made up of clonal tumour cells?
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No
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88.2%
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What is the naming convention for malignant tumours of epithelial cell origin?
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Carcinoma
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88.2%
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Are carcinomas or sarcomas more common?
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Carcinomas
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88.2%
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How do carcinomas first spread through the body?
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Through lymph vessels
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88.2%
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What is meant by “carcinoma in situ”?
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Carcinoma is contained by the basement membrane
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88.2%
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What is anaplasia?
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Abnormal undifferentiation of cells
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88.2%
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[...] is an abnormal and uncontrolled clonal proliferation of cells.
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Neoplasia
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88.2%
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What is metaplasia?
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The transformation of one differentiated cell type into another differentiated cell type
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82.4%
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Are cyclin protein levels constant in the cell during the cell cycle?
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No
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82.4%
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What is neoplasia?
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Abnormal and uncontrolled clonal proliferation of cells
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82.4%
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What are the 3 types of benign tumours by shape?
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Papilloma, polyp, and cyst
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82.4%
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The protein family [...] regulates the activity of CDKs during the cell cycle.
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cyclin
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70.6%
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How do sarcomas first spread through the body?
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Through veins
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70.6%
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What does anaplastic mean?
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Poorly differentiated
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70.6%
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What are the 2 classes of proteins involved in regulation of the cell cycle?
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CDK
Cyclin
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58.8%
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The [...] of a tumour is based on its degree of cellular differentiation based on histological appearance.
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grade
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58.8%
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A [...] is a benign tumour projecting from a mucous membrane.
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polyp
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52.9%
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A [...] is a benign tumour in a closed sac, with a distinct membrane and division compared to the nearby tissue.
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cyst
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52.9%
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A [...] is a benign epithelial tumor growing exophytically in finger-like fronds.
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papilloma
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52.9%
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What are the 3 reversible -plasias?
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Hyperplasia
Metaplasia
Dysplasia
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52.9%
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Are CDK protein levels constant in the cell during the cell cycle?
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Yes
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47.1%
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What is dysplasia?
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Change of cellular phenotype which is commonly neoplastic
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47.1%
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The [...] of a tumour is based on its degree of localization and spread.
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stage
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47.1%
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What is the parenchyma of a tumour?
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The clonal mutant cells
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41.2%
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What determines where a tumour metastasizes?
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Expression of different cell adhesion molecules
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41.2%
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What are the 3 irreversible -plasias?
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Anaplasia
Neoplasia
Desmoplasia
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41.2%
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What are the 3 types of cells in terms of their ability to regenerate? Give an example of each.
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Labile (skin)
Stable (liver)
Permanent (neuron)
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35.3%
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What is desmoplasia?
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Fibrous tissue formation in response to neoplasm
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11.8%
