Relacionar Columnas ImmunityVersión en línea Broad por Dawn Forgione 1 Nonspecific - second line of defense 2 Chemotaxis 3 Capillary permeability increases (diapedesis) 4 Inflammatory reponse 5 Humoral immunity 6 Formation of exudate 7 Acquired immunity 8 Cellular immunity 9 Dilation of capillaries (hyperemia) 10 Natural immunity 11 Natural immunity - Internal 12 Natural immunity - External 13 Factors that affect defense mechanisms 14 Natural / Nonspecific immunity Substances (antigens) in the blood are provided protection from microorganisms Redness, swelling, heat, pain to increase blood flow to area Derived from plasma, containing antibacterial substances, phagocytic cells, and any present antibiotics Removal of foreign substances (antigens) by specialized cells (phagocytosis) Chemicals are released which cause phagocytic white cells to migrate to the area Requires exposure to a pathogen, recovery usually results in a lifelong immunity Allows white blood cells to leave the blood and travel to the injured area Age, hormones, drugs/chemicals, malnutrition, fatigue/stress, genetic factors Born with the ability to resist infections / normal bodily functions Inflammatory response First line of defense against infection (external and internal) Structural barriers to keep infectious agents out of the body (skin, cilia, etc) Stomach acid, mucus linings, tears, ear wax..
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