Summary

This document is about burns and the layers of skin. It explains how the skin works in maintaining homeostasis and details the epidermis and dermis layers, emphasizing their roles in thermoregulation and regeneration.

Full Transcript

Building SCHEMATA with Burns Slides.docx Building SCHEMATA with Burns Slides.docx Page 1 of 5 This preview may have altered the layout of this file. You can still download the original file. Building SCHEMATA with Burns Slides...

Building SCHEMATA with Burns Slides.docx Building SCHEMATA with Burns Slides.docx Page 1 of 5 This preview may have altered the layout of this file. You can still download the original file. Building SCHEMATA with Burns Slides BURNS: A burn is an injury to the skin or other organic tissue primarily caused by heat or due to radiation, radioactivity, electricity, friction or contact with chemicals. (remember 6 things) First, we need to understand layers of skin and how they work (for homeostasis-to keep us in balance) Key aspects to take from this: EPIDERMIS: - 5 layers -deeper layers continuously divide and migrate to the top layer and we shed away. DERMIS: Mainly involved in thermoregulation: Think about it: We sweat to release heat (sweat=plasma in blood)/Piloerection to raise hair (goose pumps) to preserve heat (we get goose pumps and hair erects on our arms (or face if you’re hairy) to trap air cos air is a super insulator of heat. - Dermis also has nerves; blood vessels and glands so are in charge of regenerating epidermis cells. (So it is important in the regeneration of the outer layer of skin when burns are superficial) :

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