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.
Structure of the Retina of The Eye. Above: Diagram of the structure of the retina. This page is a summary of the anatomical structures of the retina, which is the light-sensitive layer at the back surface of the eye. The retina includes many intricate structures essential for vision. Different textbooks report different numbers of layers of the retina. For example, some texts identify as few as six layers, while others describe the retina in terms of as many as ten different layers.