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Beginning of Paper
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Tumours
A tumour is a mass of new tissue growth that does not react to
normal controls or the organizing influence of other tissues, and it has no
useful function in the body. This applies to both types of tumours,
malignant and benign. Malignant, also known as, cancerous tumours, are
additionally defined by their invasion of local tissue and their ability to
spread to other parts of the body.
Benign ....
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Middle of Paper
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.... lymphatic systems, attach themselves, and begin to grow as new colonies.
Malignant tumours are diagnosed by examination of their vascularity,
shapes, forms of cells division, and differentiation. More than a hundred
different types have been identified in humans. In general, those derived
from epithelial tissue are carcinomas, and those from connective tissue are
sarcomas.
The most common form of malignant tumour of the respiratory tract
is lung cancer, which be ....
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ADDITIONAL FEATURED ESSAYS
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