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INTRO TO ANATOMY.docx - 1 ANATOMY AND PHYSIOLOGY...

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ANATOMY AND PHYSIOLOGYINTRODUCTIONANATOMYis the science of body structures and the relationships among them. includes size, shape, composition, and colorationLEVELS OF STUDYGross anatomylarge structuresMicroscopic anatomymicroscopic structuresPHYSIOLOGY is the science of body functions; how the body partswork?Pathophysiology - study of disorders of functioningLEVEL OF STRUCTURAL ORGANIZATIONChemical: the most basic level INORGANIC - simple atoms, or molecules made of one or two elementsother than carbon (except CO2 and HCO3-)WaterOxygenIronCalciumSodiumORGANIC - complex compounds which usually contain the elementscarbon and oxygenCarbohydratesProteinsLipidsNucleic acidsCELLULAR:molecules combine to form cellsThe cell is the basic structural and functional units of an organism.Each cell in the human body carries out specific chemicalreactions.TISSUE:cells group to form tissuesA tissue is a group of cells and the materials surrounding them withsimilar structure and function.Epithelial - covers or lines body surfacesConnective - connects, protects, and supports parts of the bodyMuscular - contractsNervous - carries information1
ANATOMY AND PHYSIOLOGYORGAN:tissues join together to form organsOrgans are structures composed of two or more different types oftissues precisely arranged to accomplish specific functions.

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Term
Fall
Professor
professor_unknown
Tags
Biology, Physiology, Anatomy, Pathophysiology

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