BIOA02H3 Lecture Notes - Lecture 14: Organogenesis, Elastin, Epithelium
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BIOA02H3 Full Course Notes
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Document Summary
Epithelial tissue forms protective, secretory, and absorptive coverings and linings of body structures. Nervous tissue receives, integrates, and transmits information. Properties of cells in tissues determine the tissues" structures and functions. Consists of cell networks or layers and an extracellular matrix (ecm) Transport of fluids and dissolved materials within the body. Description: fibroblasts and other cells surrounded by collagen and elastin fibers forming a. Common locations: under the skin and the most epithelia, around blood vessels, nerves, and some internal organs. Description: long rows of fibroblasts cells that are surrounded by collagen and elastin fibers in parallel bundles with a dense ecm. Description: chondrocytes embedded in a pliable, solid matrix of collagen fibers and. Common locations: ends of long bones, ears, nose, parts of airways, skeleton of vertebrate. Function: support, flexibility, low-friction surface for joint movement. Description: large, tightly packed adipocytes with little ecm (specialized for fat storage) Common locations: under skin, around the heart, kidneys.
