What do you do with a llama? There are many uses for a llama, but the first consideration to owning llamas should be a love of animals and the enjoyment of being around them. Llamas are by nature very intelligent, gentle, and quiet animals. They are relatively inexpensive to maintain, and are cooperative and patient in training.
Located at the back of the brain, the occipital lobes are the part of it responsible for sight. They are part of the cerebral cortex. The temporal lobes and the parietal lobe also play a role in visual perception. Continue Reading.
Lens: The lens is a clear part of the eye behind the iris that helps to focus light, or an image, on the retina. Macula: The macula is the small, sensitive area of the retina that gives central. vision. It is located in the center of the retina. Optic nerve: The optic nerve is the largest sensory nerve of the eye. It. carries impulses for sight from the retina to the brain. Pupil: The pupil is the opening at the center of the iris. The iris adjusts the size. of the pupil and controls the amount of light that can enter the eye.