What functions does the skin perform in the human body? Expand at least four functions.

What functions does the skin perform in the human body? Expand at least four functions. Indicate which skin structures perform these functions.

1) protective: the epidermis protects against microorganisms and ultraviolet rays; subcutaneous fatty tissue – from mechanical shock, painful actions
2) thermoregulatory: sweat glands, secreting fluid, blood vessels, changing the lumen, regulate heat transfer
3) excretory: sweat glands secrete sweat, sebaceous glands secrete sebum
4) touch: the presence of different receptors provides the formation of different types of sensations (organ of touch)

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