BI0 131 Exam 1_21Introduction to Anatomy and Physiology*Organization at the BodyoAnatomyStudy of the structure and shape of the body and its parts“PhysiologyStudy of how the body and ns parts wort <n luneIion.Ways to Study Anatomy*Gross AnatomyoFocuses on Urge structures that are easily observabte with the naked eye*Microscopic Anatomy»involves very small structuresthatmustbe viewedwith .1 m i c r o s c o p eoCytologyStudy of cells in terms of structure, function, and chemistry4HistologyStudyoftissuesLevels of Organization in Biology*Atoms and MoleculesoEssential components Include proteins, carbohydrates, nucleic acids,andUptdS.*■Cells■s Smallest unit of life composed ot organelles and cellular structures.*TissuesnGroups ot similar cells performing specific 1unctions {e.g., epithelial,connective. muscurar, nervous).«Organs□Two ar more types of tissues working together to perform a Specificfunction leg., stomach, heart).*Organ Systems□Groups of organsworkingtogetherfor acommon purpose(e g.,digestivesystem, reproductive system)'OrganismcTl i- total living nnlity composed ot . r ouv organ systems Inc -jdlrig humanbeings.Homeostasis’Definitkxi Maintenance ol the body's internal environment within specific ranges.*Control of HomeostasisoPrevents extreme deviation'.□Feedback Mechanisms:Preview Mode
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