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| Description: Acquired immunodeficiency syndrome (AIDS) is a condition in which a person experiences an assortment of infections due to the progressive destruction of immune system cells by the human immunodeficiency virus (HIV) Homeostatic Imbalances: Allergies Allergies occur when a person is overly reactive to a substance that is well-tolerated by most others When an allergic reaction occurs so does tissue damage There are 4 types of hypersensitivity reactions, Type I-IV Homeostatic Imbalances: Autoimmune Diseases An autoimmune disease occurs when the immune system fails to display self-tolerance and, instead, attacks the person’s own body tissue(s) Picture Stats: Views: 190 Filesize: 602.99kB Height: 607 Width: 858 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=40999 |