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| Description: Antimicrobial proteins Phagocytes Natural killer cells Inflammation Fever Innate Immunity Innate immunity refers to a wide variety of body responses that serve to protect us against invasion of a wide variety of pathogens and their toxins We are born with this kind of immunity Two lines of defense: Skin and mucous membranes Internal defenses Skin and Mucous Membranes Mechanical defenses Skin, mucous membranes, tears, saliva, mucus, cilia, epiglottis, urine flow, defecating, vomiting Chemical defenses Sebum, lysozyme, gastric juice Picture Stats: Views: 224 Filesize: 555.16kB Height: 715 Width: 689 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=40976 |