Exercise 24: Special Senses: Vision
sebaceous glands associated with the hair follicle that secrete an oily substance
fibrous portion of the eye, observable as the "white of the eye"
through which light enters the eye
blood rich nutritive region containing a dark pigment that prevents light scattering within the eye
sensory layer of the eye, 2 layered, pigmented epithelium and neural layer
what are the two photoreceptors?
area of high cone density
minute pit that contains mostly cones, visual acuity
what reflects the light in the eye of animals?
the ability of the eye to focus differentially for objets of near vision
the image formed in the retina
nearsightedness; correction is concave les; focus in front of the retina
farsightedness; correction convex lens; focus behind the retina
medial eye movements for near vision