OVERVIEW OF THE IMMUNE SYSTEM
LYMPHATIC TISSUES AND ORGANS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Tears from the lacrimal gland and saliva contain an enzyme that destroys bacteria; this enzyme is ____
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lysozyme
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chyle
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monokines
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lysosomes
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Explanation:
Detailed explanation-1: -Lysozyme has been used clinically in the treatment of periodontitis, administered in chewing gum, and implemented to prevent tooth decay. It has also been administered to patients suffering from cancer for its analgesic effect and has been used as a potentiating agent in antibiotic therapy.
Detailed explanation-2: -Tear components long recognized to have antimicrobial function include lysozyme, lactoferrin, lipocalin, secretory immunoglobulin A (IgA) and complement. Lysozyme was shown to be present in human tears and to kill Gram-positive bacteria by Alexander Fleming (Fleming, 1922).
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