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Essay Quiz
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Given the observation that a tissue has more than one layer of cells lining a free surface, (1) list the possible tissue types that exhibit those characteristics, and (2) explain what additional observations need to be made to identify the tissue as a specific tissue type.
A patient suffered from kidney failure a few days after he was exposed to a toxic chemical. A biopsy of his kidney indicated that many of the thousands of epithelium-lined tubules that make up the kidney had lost many of the simple cuboidal epithelial cells that normally line them, although the basement membranes appeared to be mostly intact. Predict how likely this person is to fully recover.
Compare the cell shapes and surface specializations of an epithelium that functions to resist abrasion to those of an epithelium that functions to carry out absorption of materials.
Tell how to distinguish between a gland that produces a merocrine secretion and a gland that produces a holocrine secretion. Assume that you have the ability to chemically analyze the composition of secretions.
Name a tissue that has the following characteristics: abundant extra cellular matrix consisting almost entirely of collagen fibers that are parallel to each other. Injuries of which of the following types result from damage to this kind of tissue: dislocated neck vertebrae, a torn tendon, a ruptured intervertebral disk.
Indicate whether the following statement is appropriate or not: "If a tissue is capable of contracting, is under involuntary control, and has mononucleated cells, it is smooth muscle." Explain your answer.
Antihistamines block the effect of a chemical mediator of inflammation called histamine, which is released during the inflammatory response. What effect does administering antihistamines have on the inflammatory response, and is use of an antihistamine beneficial?

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