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.
The Retina structure: The retina is a light sensitive layer at the back of the eye and covers roughly 65 percent of the interior surface of the eye. The retina contains two types of light sensitive cells called Rods & Cones. The rods respond to dim light and the cones detect color.