Histology - Skin
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6 terms
Terms | Definitions |
|---|---|
Keratohyalin granules | In stratum granulosum. Contain dense masses of filaggrin and other proteins that help crosslink keratin. |
Membrane-coated lamellar granules | In stratum granulosum. Produce lipid-rich material that create water tight envelope across cells. |
Microphthalmia-associated transcription factor | Master regulator of melanocyte development, function and survival. Arrests the cell cycle, turns on melanin-producing genes. |
Eccrine sweat glands | In reticular layer of dermis. Cholinergic innervation, merocrine secretion. |
Sebaceous glands | In reticular dermis, usually as appendages of hair follicles (though there are hair-independent ones in lip, nipple, genital areas). Holocrine secretion. |
Apocrine sweat glands | In hypodermis. Secretion of pheremones. Adrenergic innervation. Merocrine secretion. |
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