PPT-cellular events in inflammation

CELLULAR EVENTS The cellular events in inflammation were clarified by the R ussian biologist E lie Metchnikoff in 1884 He named macrophages g Macro large phage in to eat . NST110, Toxicology. Department of Nutritional Sciences and Toxicology. University of California, Berkeley. Mechanisms of Toxicity. Delivery: Site of Exposure to the Target. Reaction of the Ultimate Toxicant with the Target Molecule. Review. Tackling Tartar. Divya Arcot, . Megan . Bumgarner. Spring 2011. Agenda. Background. Proposal. Devices. Parts. Testing/Debugging. Timing Diagram. Impact. Issues. Go/No Go. Background. Periodontitis . Disturbances of growth. Inflammation and repair. Immune response. Non Adaptive. Degeneration. Neoplasia. . Dysplasia. Necrosis. I. NFLAMMATION. Definition. -it’s a body response against injury , it’s a first line of defense.. Department of Nutritional Sciences and Toxicology. University of California, Berkeley. Mechanisms of Toxicity. Delivery: Site of Exposure to the Target. Reaction of the Ultimate Toxicant with the Target Molecule. . (Adaptations, injury and death). (. 2 of 5). Ali Al Khader, M.D.. Faculty of Medicine. Al-Balqa’ Applied University. Most injurious stimuli are grouped into:. Oxygen deprivation. Chemical agents. rubor. (redness), . calor. (heat), tumor (swelling), dolor (pain), and loss of function. Seen here is skin with . erythema. , compared to the more normal skin at the far right.. The arm at the bottom is swollen (edematous) and reddened (. CELLULAR IMMUNITY. TERMS USED IN IMMUNOLOGY. CD: . cluster of differentiation (CD1, CD2, CD3. …). CYTOKINE. : . substances. , such as interferon, interleukin, and growth factors, that are secreted by certain cells of the immune system and have an effect on other cells. د هبة احمد غيدان. LEC . 2. Cells of acute inflammation:. 1. . Neutrophils. : . Most prominent cells in acute inflammation during first 6hrs -24hrs.. 2. . monocytes. ----macrophages: . Inflammation is a set of symptoms that include pain, swelling, heat, and redness of an affected organ or tissue. It is the natural way the body’s immune system responds to injury, infection or attack. Dr. . Shakir. H. Mohammed . Al_Alwany. LEC 2,3,4. Hyperplasia & Physiologic . Hyperplasia. HYPERPLASIA . Increase . in the number of cells . results in increase in size of the . organ. Faculty of Medicine. Al-Balqa’ Applied University. Email: ali.alkhader@bau.edu.jo. Overview. A protective response . …involving . host cells, blood vessels, and . molecules. . …for the elimination of:. Energy releasing process in . which organisms . take in glucose and oxygen and produce carbon dioxide, water and ENERGY. Materials needed for respiration. Glucose (sugar). Oxygen. Products of respiration. Lecture 2. Dr. Mohanad Al-Hindawi. 2022. Cellular changes of acute inflammation.. A critical function of inflammation is to deliver leukocytes to sites of injury (recruitment), especially those cells capable of phagocytosing microbes and necrotic debris (e.g., neutrophils and macrophages).. Steps of inflammatory response. 1- . Recognition of injurious agent. 2- Recruitment of leukocytes. 3- Removal of the agent. 4- Regulation of response. 5- Resolution. . Acute Inflammation. Acute inflammation is the early (almost immediate) reaction of local tissues and their blood vessels to injury. .