Essay on the Integumentary System

                The skin color of the humans is very much depending on the reign in which they are living or their ethnic backgrounds. In the hot areas, the sun exposure is higher, so the skin make more melanin pigments that results in darker completion. for example, in the map, it can be seeming that the countries like Africa have darker skin and on the other side colder countries like Canada and European countries have lighter skin color.

        First-degree burns have an effect on skin outer layer called epidermis. The burn is painful, red, dry, and with no swellings. Second-degree burns include epidermis and part of skin’s lower layer called dermis. The burn looks blistered, red, and may be inflamed and aching.  Third-degree burns destroy both dermis and epidermis. It may research the innermost skin layer called subcutaneous tissue. The burn site may look blackened or white and charred.