Introduction to Ophthalmology

abnormal accommodation acuity affected angle appear aqueous artery becomes blood body called capillaries cataract cause cells central centre chamber changes choroid ciliary clinical colour common commonly cones conjunctiva convergence cornea covered crossing dark defect diabetic dilated direction examination example exudates field function fundus gives glaucoma haemorrhages hypermetropia hypertension increase intensity intracranial pressure involved iris lacrimal lateral layer lens lesion less light look loss lower macular margin measured move movement muscle normal nystagmus object occurs ocular oedema ophthalmoscope optic disc optic nerve orbit pain pathway patient peripheral pigment pigment epithelium position possible posterior present pressure produce pupil reduced reflected reflex refractive result retinal retinopathy sclera seen sensation side squint stimulus surface tears temporal tion tissue treatment upper usually vein vessels vision visual visual field vitreous