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