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Epithelium in Biological Definition

Biological tissue

... and prognosis. There are four basic types of tissue in the human body. These compose all the organs, structures and other contents. epithelium - Lines, covers, protects, absorbs and secretes. Connective tissue - As the name suggests, connective tissue holds everything together. ...

Kidney

... walls of the glomerulus have pores allowing filtration. Blood pressure provides the force for blood plasma to be filtered through the thin, porous epithelium of the glomerulus and the neighbouring Bowman's capsule wall to produce the glomerular filtrate, which enter the kidney tubule. Blood leaves the ...

Lung

... of the lungs 8 See also 9 External links Mammalian lungs The lungs of mammalis have a spongy texture and are honeycombed with epithelium having a much larger surface area in total than the outer surface area of the lung itself. The lungs of humans are typical of this type of lung. ...

Muscle

... Muscle is a contractile form of tissue . It is one of the four major tissue types, the other three being epithelium , connective tissue and nervous tissue . Muscle contraction is used to move parts of the body , as well as to move substances within the body. ...

Olfaction

... , is the detection of chemicals dissolved in air (or, by animals that breathe water, in water). In vertebrates smells are sensed by the olfactory epithelium located in the nose and processed by the olfactory system . Contents showTocToggle("show","hide") 1 How smell works 2 ...

Skin

... layers lies the hypodermis , which is not usually classified as a layer of skin. The outermost epidermis is made up of stratified squamous epithelium with an underlying basement membrane . It contains no blood vessels , and is nourished by diffusion from the dermis. The main type of cells which ...

Stem cell

... dermis , the inner layer of the skin. These stem cells play a pivotal role in healing small cuts. Blood vessels , the dental pulp, the digestive epithelium , the retina , liver and even the brain are all said to contain stem cells. Adipose derived adult stem (ADAS) cells have also been isolated ...

Tumor

... cell carcinoma basal cell (only in skin): basal cell carcinoma glandular epithelium: adenoma , cystadenoma , adenocarcinoma tubules epithelium (kidney): renal tubular adenoma , renal cell carcinoma (Grawitz tumor ) hepatocytes: hepatocellular adenoma , hepatocellular carcinoma bile ...
Other Contentsepidemiologyepidemiologyepidemiologyepididymitisepiduralepiduralepilepsyepilepsyepilepsyepilepsyepilepsyepilepsymultiformemultiformemultiformemultiformeepisiotomyepispadiasepispadias
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