It is made up of the following parts: The iris sits in front of the lens within the coronal plane towards the front of the eye. Unbound in its middle to allow the pupil to change size, this structure ...
Rods: Rod cells are responsible for sensing light levels and providing peripheral vision. The retina holds approximately 120 million rods. As light enters the eye through the cornea, pupil, and lens, ...
Dilating your eyes allows more light in, which makes it easier for your health care provider to spot problems. Using an instrument called a ophthalmoscope, the doctor will look at the structures ...