Chapter 21 Immune System Innate And Adaptive Immunity Flashcards Immune system chapter 21 the immune system: innate and adaptive body defenses suggested lecture outline part innate defenses 21.1 surface barriers act as the. Chapter 21: immune system general functions of the immune system protect against the foreign threat (recognize) differentiate these foreign threats as non self and engage (respond) make second response a more effective response (remember) 21 lymphatic system 21.1 components and functions.
Chapter 21 The Immune System Innate Flashcards Quizlet 21.2 organizing principles. the immune system differentiates self (your healthy cells and tissues) from nonself (foreign particles or abnormal cells). the ability to place things are developed in the fetus and failure to do so may result in a weakened immune system (unable to recognize nonself) or an autoimmune disease (unable to recognize self). Terms in this set (115) functions of the immune system. destroy pathogens; detect kill abnormal cells such as cancerous cells; also to remove dead cells and debris. intrinsic systems of the immune system. innate (nonspecific) defense system, adapative (specific) defense system. innate (nonspecific) defense system of the immune system. Adaptive. humoral immunity: b cells. cellular immunity: t cells. anatomically, the immune system is a system. functional (as opposed to an organ system) skin's action in first line of defense. keratin presents a physical barrier. skin and vaginal secretions are acidic. sebum chemicals are toxic to bacteria. Cardinal signs of inflammation. redness, swelling, heat, pain, loss of function. inflammatory chemicals. (1) dilate arterioles more blood flow to tissue red and hot. (2) increase capillary permeability fluid (exudate) enters tissue swelling and pain from pressure on nerve endings. (3) attract neutrophils.
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