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Skin and Eye Infections.docx - Skin and Eye Infections...

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Skin and Eye InfectionsTopic Review on "Skin and Eye Infections":There are three major regions of the skin, epidermis, dermis and hypodermis. Each of the threeregions have a distinctive structure and function.Infective agents favor specific regions of the skin and exploit those regions.Learn to regard the great diversity of visual symptoms associated with different pathogens.Epidermis has 5 layers of cells, each layer forming a “stratum”. The layers of the epidermisinclude: Stratum Corneum, Stratum Lucidum, Stratum Granulosum and Stratum Spinosum.Dermis has two distinct layers:Papillary layer with bumps called papillaeReticular layer under the papillae layerBlood vessels in the dermis do not enter the epidermis. Nutrients and wastes of the epidermismove by diffusion between the layers. The papillae increase the contact surface area betweenthe epidermis and dermis this enhances adhesion between the layers as well as diffusion ofnutrients and wastes.Hypodermis Structure: Lies under the dermis, is not part of the skin, connects the skin tounderlying tissues and stores energy.Sweat and sebaceous glands are the two primary glands of the skin. Both glands create theirsecretions within the dermis then dump them onto the surface of the skin. The skins surface is

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Term
Fall
Professor
MADDEN
Tags
Skin anatomy, eye infections

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