Tissues and Organ Systems-Epithelial-Connective-Muscle-NervousEpithelial-covers inside and outside of organs -free surface (protection, absorption, secretion)-baseline membraneGlands-Endocrineinternal (hormones into bloodstream)-Exocrineexternal (tears, milk, sweat and oil)Connective-most abundant and widely distributed-binding, supporting, transporting, storing-matrix consists of protien fibers, noncellular substancematrix can be solid, fluid, or gelatinousClassificationConnective tissue proper-Looseloosely woven, cushions organs, adipose (fat) tissue-Denselightly woven, ligaments and tendons, dermisSpecialized Connective Tissue-Cartilagetough but flexible, lack of blood vessels, takes longer to heal (tip of nose, ear)-Boneproduces bloodcells, storage of calcium, solid matrix-Blood1. White blood cellsfight infection2. Red blood cellscarry oxygen to cells and carbon dioxide away from cells3. PlateletsclottingMuscle Tissue(Skeletal, Smooth, Cardiac)- contract when stimulatedSkeletal- striated, voluntary, attatched to skeletonCardiac-branching, striated, involuntary, pumps bloodSmooth- nonstriated, involuntary, digestive systemNervous Tissue-makes up brain, spinal cord, nerves-neuron: large transports signals-neuroglia: protects,insulates neurons,
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