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Chapter 6
| Term | Definition |
|---|---|
| Akinetopsia | inability to see objects in motion |
| Ambiopia | double vision |
| Amblyopia | decreased vision, when it occurs in one eye it is known as a lazy eye |
| Asthenopia | weak vision |
| Diplopia | double vision |
| Hemianopsia | blindness in half the visual field |
| Hyperopia | farsightedness |
| Myopia | nearsightedness |
| Presbyopia | decreased vision caused by old age |
| Scotopia | adjustment of the eye seeing to darkness |
| Blepharoplegia | paralysis of the eyelid |
| Blepharospasm | involuntary contraction of the eyelid |
| Dacryosystalgia | pain in the tear sac |
| Dacryohemorrhea | blood in the tears |
| Dacryorrhea | excessive tearing |
| Ophthalmalgia | eye pain |
| Ophthalmoplegia | eye paralysis |
| Xerophthalmia | dry eyes |
| Astigmatism | vision problem caused by the fact that light rays entering the eye aren't focused on a single point in the back of the eye |
| Corneal Xerosis | dryness in the cornea |
| Keratalgia | pain in the cornea |
| Cycloplegia | paralysis of the ciliary body |
| Miosis | abnormal contraction of the pupil |
| Mydriasis | abnormal dilation of pupil |
| Scotoma | dark spot in the visual field |
| Hyperacusis | excessively sensitive hearing |
| Hypoacusis | excessively insensitive hearing |
| Osteoacusis | hearing through bone |
| Presbycusis | loss of hearing in old age |
| Mastoidalgia | pain in the mastoid |