type I collagen
most common. tensile strength
loose CT in organs. reticular fibers (supporting mesh)
Descemet's membrane (cornea)
dermis, submucosa of organs, organ capsules, type I
tendons, ligaments, cornea, type I
lymph node, spleen, liver, bone marrow, type III
contains proteoglycans, glycoproteins, type IV
dense CT of skin, lungs, vessels, elastic cartilage, periodontal ligament
eosinophilic (eosin stain), blue/blue-green (trichrome
stains: reticular fibers
PAS, silver stains (because of sugar residues)
stains: elastic fibers
silver stains, orsein
stains: ground substance
tissue macrophage and dendritic cell
granules can produce histamine, heparin, proteases
B: antibody production T: destroys cells and regulates immune response
parasitic defense, allergic reactions
primary inflammatory response, ingest and kill bacteria
smooth muscle: eye muscle, bronchial muscle, tracheal muscle, vas deferens, GI sphincters, large blood vessels
smooth muscle: GI tract, uterus, ureters, arterioles
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