Skin infections and wrestling of the skin, and is surrounded by a thick layer of calloused skin. Depending on the development of the Verrucae, the surface may show signs of blood vessels, which feed the infection. Tinea infections, more commonly known as Ringworm, are the most common skin infections transmitted through wrestling. It is caused by parasitic fungi that survive on keratin, an organic material that is found in skin, hair, and nails. There are several varieties of Tinea, which are classified depending on their location. Tinea corporis is found on the body, tinea cruris (jock itch) on the groin, tinea capitis on the
Outer nuclear layer do not present any cross-striation, but contain a pyriform nucleus, which almost completely fills the cell. From the inner extremity of the granule a thick process passes into the outer plexiform layer, and there expands into a pyramidal enlargement or foot plate, from which are given off numerous fine fibrils, that come in contact with the outer processes of the cone bipolars. Outer nuclear layer The outer nuclear layer (or layer of outer granules or external nuclear layer), is one of the layers of the vertebrate retina, the light-detecting portion of the eye. Like the inner nuclear layer, the outer