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Tissue
Question | Answer |
---|---|
Histology | Study of tissues |
For tissue types | 1 epithelial 2 connective 3 muscle 4 nervous |
Epithelial | -covers exposed surface -lines internal passageways -forms glands |
Connective tissue | -fills internal space -supports other tissues -transport materials -stores energy |
Muscle tissue | -specilized for contraction -skeletal msucle, cardiac muscle and smooth muscle -excitable tissue |
Nervous tissue | -receives, generates and sends electrical signals from one part of the body to another -excitable tissue |
Epithelial tissue functions | -layers of cells covering internal or external surfaces -provide physical protection -control permiability -provide sensation -produce specialized secretions |
Glands | Structures that produce fluid secretions |
Epithelial polarity | Apical (top)/ basal (bottom) |
Basement membrane |