Types of Epi Essay

1449 Words6 Pages
Types of Epithelial tissues | Description | | Cuboidal epithelia is discovered in the glands, the lining of the kidney tubules and the ducts of the glands. Simple cuboidal cells are functioned to create eggs cells within a woman’s ovaries and sperm cells for men. Further to this, it’s tightly structured together with little space between them. It’s functioned to absorb, secrete and excrete substances. In the intestines the epithelial cell absorbs the nutrients throughout digestion. The epithelial cell within the glands secrete hormones and enzymes. The kidney excretes waste and the sweat glands excrete perpetration. Cuboidal epithelia has its name because the cells of the tissue are about the same height, width and depth but they may not necessarily be exactly cube shaped. | | This appears to have flat layers and it’s thin. The simple squamous cell helps to regulate what is able to move from the lumen into the bloodstream. This lines the air sacs, alveoli of the lungs. The simple squamous epithelial in the alveoli enables oxygen from the air to come into the blood that in the capillaries of the lung. Carbon dioxide (which is a waste product) goes through the epithelium of the alveoli and eliminated from the body. Endothelium (a simple squamous epithelium) lines the inner surface – the arteries, veins and capillaries. It’s functioned to reduce the amount of friction to enable smooth blood flow. Endothelial cells in the arteries and veins help in the tightening or dilation of blood vessels which controls the blood flow and pressure. Simple squamous epithelial within kidneys allow for filtration of the blood and the diffusion of tiny molecules. This then enables the kidney to get rid of waste products and excess water away from the body in the urine. | | This appears to be tall and column-shaped, it makes up the lining of the stomach and intestines. This is

More about Types of Epi Essay

Open Document