Meaning of Dunham. Celtic name. In Celtic, the name Dunham means - Dark skinned fighter.. Other origins for the name Dunham include - Celtic, Irish.The name Dunham is most often used as a boy name or male name. Celtic Name Meaning - Dark skinned fighter. Origin - Celtic.
Additional structures, not directly associated with vision, are found as outgrowths of the retina in some vertebrate groups. In birds, the pecten is a vascular structure of complex shape that projects from the retina into the vitreous humour; it supplies oxygen and nutrients to the eye, and may also aid in vision.
Layers of the retina. The neural layer of the retina contains five kinds of cells. Photoreceptor cells include rods and cones and are specialized for light absorption. Bipolar cells, cells, and horizontal cells receive information from the photoreceptors and pass information to ganglion cells.cells relay the information to the brain.he neural layer of the retina contains five kinds of cells. Photoreceptor cells include rods and cones and are specialized for light absorption.