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MICR2132 FINAL

QuestionAnswer
commensal organisms non-pathogenic bacteria on non-sterile body sites
human microbiome all microbes of human body
benefits of commensal organisms make vitamins, digest food, prevent pathogens
risks of commensal organisms opportunistic pathogens
commensal organism of intestine that causes gangrene if invades surrounding tissue Bacteroides fragilis
Bacteroides thetaiotamicron purpose digest food
Gram of skin microbes positive
gram of respiratory microbes both
microbe that causes acne Propionibacterium acnes
microbe that causes tooth decay Streptococcus mutans
most populated area of human body intestine
sterile areas of body lungs, kidneys, bladder
cause of UTI Staphylococcus epidermidis and/or Enterobacteriaceae move from urethra into bladder/kidneys
Immunity that is non-specific and present at birth innate
immunity that is specific and not present at birth, uses memory adaptive
cells of innate immunity antigen presenting cells
cells of adaptive immunity T-cells, B-cells
physical and chemical barriers, phagocytosis, inflammation, complements innate immunity
humoral or cell-mediated, adaptive immunity
defensins cationic peptides that bind and drill hole in pathogen membrane
lysosome purpose in phagocytosis fuse to and break down ingested pathogen
phagocytosis step of adaptive immunity use digested pathogen to make antigens that are presented to T-cells
opsonizations
Created by: oclar11
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