fornix {Ans: a loose fold in the conjunctiva where the part covering the eyeball meets the part which lines the eyeball}fusion {Ans: the power of coordinating the images received by the two eyes into a single mental image}binocular vision {Ans: the ability to use both eyes simultaneously to focus on the same object and to fuse the images from both eyes into a single image}scleritis {Ans: inflammation of the sclera}uveitis {Ans: inflammation of the uveal tract of the eye}injection {Ans: a term sometimes used to mean congestion of ciliary or conjunctival blood vessels; redness of the eye}peripheral vision {Ans: the ability to perceive the presence, motion or color of objects outside of the direct line of vision}ametropia {Ans: any optical error in the eye that can be corrected by glasses or contact lens}hyperopia (hypermetropia) {Ans: Farsightedness; eyeball is too short or the refractive power of the lens too weak; parallel rays of light tend to focus behind the retina; convex lens (thicker in the middle) used to correct this}biomicroscope {Ans: see slit lamp}glaucoma {Ans: a disease in which vision is lost due to increased pressure inside the eye}oculus dexter