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A&P Midterm, Terms
Important in restricting xport. Fusions of adjacent plasma membranes.
Macula adherens. w/ Keratin filaments. Important in skin and urinary bladder. Anti-stress.
Anchor the basal membrane of an epithelial cell to its underlying connective tissue.
Contractile actin filament anchoring. Bending.
Contain connexons. Allows ions/electrical impulses to pass. Primarily cardiac muscle cells and smooth muscle cells.
Connective Tissue: Inflammatory reaction. Secretes histamine and heparin.
Merkel discs, Meissner's Corpuscles
Stratum basal contains these touch recepors:
In stratum basal, produce melanin (pigmant) to hair and skin
Are phagocytic cells in the spinosum layer. Stimulate an immune response when they encounter disease causing microbes.
Accumulated keratin in this layer but not yet flattened.
Secretes oily sebum at the base of the hairs. Helps retain moistureon skin. Washing dries it out!