Gi-tract secretions

... Is present with unusual frequency in myelomas Is resistant to proteolytic degradation 5) Select the ONE answer that is CORRECT. IgA in seromucus secretions: Is dimeric Cannot bind to neutrophils Has no J-chain Has no secretory piece Activates the classical complement pathway Could you let me ...

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... has a natural barrier- the skin - a thick, continuous, keratinised barrier that protects it from patogens. Natural openings are protected by mucus secretions and ciliated epithelia. If the above barriers are penetrated the body first responds with innate (non-specific) defence mechanisms mentioned ...

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arthurius, you need to understand the meaning of the word endocrine. It refers strictly to secretions. An endocrine gland is a gland that releases its secretion into the bloodstream or lymph directly. An endocrine cell is a cell that is either part of an endocrine gland ...

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... that they are never in contact with external environnement... they always stay in blood or other tissue (like bones). For example the stomach secretions are not endocrine, because they are evacuate in the external environment (the intestine) who are in contact with external environment...

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... "BIOLOGICAL SCIENCES by NPO GREEN... I came across a section called Capsules of Bacteria... It says ... "Capsules are slimy or gummy secretions of certain bacteria which show up clearly after negative staining(when background , rather than the specimen, is stained) With regard to ...

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