NATS 1870 Chapter : Winter Summary.doc
Document Summary
Anatomy of the eye total sensory information: eyes are also our main tool of perception of our surroundings, gathering up to 75% of our, pupil similar to the aperture of a camera. The black" aperture ( opening") of the eye through which light enters the eye: everything that we see" is from light that enters the eye through the pupil only. A muscle diaphragm suspended over the lens of the eye. Iris that determine the colour of eyes": the iris can shrink back on the lens (enlarging the pupil, or the opening pupil dilation"), or stretch forward over the lens (reducing the pupil, or the opening . The whites of the eye" a dense, white, opaque outer shell" of the eye ball (except the front part over the lens/iris the transparent cornea). 1 connective tissues (filled with the protein collagen), to protect the inner components of the eye, as well as maintain the spherical" shape of the eyeball.
