Tissues to Tattoos

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Tissues to Tattoos Jennifer Freitas Rasmussen College Author Note This research is being submitted for Michael Mileski’s GP150/PHA1500 Section 21 Structure and Function of the Human Body on July 20, 2014. Tissues to Tattoos 1. Why do some areas of the body have simple squamous epithelium and other areas have stratified squamous epithelium? Some areas of our bodies have simple squamous epithelium to allow easy transmembrane movement. Other areas have stratified epithelium because it is stronger and is better at resisting abrasions and infiltration from pathogens. Therefore, stratified squamous epithelium occurs in regions where there is greater amount of abrasion or friction. 2. List and explain the different characteristics of each membrane (physical barrier) in our bodies. Select one of the membrane types and explain what would occur if it was damaged. The different types of membranes in the human body are the mucous membrane, serous membrane and cutaneous membrane. The mucous membrane lines the body surfaces that open to the body’s exterior and they secrete mucous. The serous membrane lines the closed body cavities and organs in those cavities. It is actually one continuous sheet. The cutaneous membrane, also known as the skin, is epithelium on connective tissue and is the largest membrane. (Sloan Thompson, 2013) If there is damage to the cutaneous membrane, such as a cut or injury to the skin, the blood would clot. Then there would be regrowth of epithelial cells, formation of scar tissue and a scab. Eventually the scab would fall off. (J. Hubbard, 2014) 3. Explain in detail the steps involved in tissue repair Damaged tissue is repaired in four steps. First, the severed blood vessels will bleed into the wound. A blood clot will form and a scab will form on the surface of the blood clot while white blood cells fight bacteria.

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