An afferent pupillary defect may be a sign of damage to the optic nerve. An afferent pupillary defect may be a sign of glaucoma or other eye conditions.The eyes of a healthy person normally dilate only when in dim light.Many patients are not aware they have an afferent pupillary defect until it is discovered during an eye exam.n afferent pupillary defect may be a sign of damage to the optic nerve. An afferent pupillary defect may be a sign of glaucoma or other eye conditions.
As a state on the Pacific Ocean, Oregon experiences a mostly mild, wet climate, but sections of the region can experience severe hot or cold spells. The desert area is also significantly drier than other parts of the state. There are over 136 documented species of mammals in Oregon, including dolphins and whales seen off the coast.
Trees of Oregonâs forests. Traveling across the state, you soon discover that Oregon is home to a wide range of trees. There are 30 native coniferous species and 37 native species of broadleaf trees. Oregon varies greatly in terms of elevation, temperature, wind, rainfall and soil composition. Combinations of all these factors help determine the dominant tree species of an area.