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.
A Guide to Oregonâs FOREST WILDLIFE Introduction W hy do the different animals in Oregonâs forests choose to live where they do? Throughout Oregonâs natural history, disturbances like fires, landslides, earthquakes, windstorms, volcanic eruptions, climate changes and disease led to dramatic changes in the forest landscape and profoundly affected wildlife and its habitat. The result was a diverse natural forest landscape that changed and evolved over time. Wildlife adapted to these natural changes, over time seeking the habitat that best suited their needs. More recently, human activities like agriculture, urban growth, timber harvesting