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chapter 17
| Question | Answer |
|---|---|
| ambly/o | dim; dull |
| -opia | vision condition |
| cor/o | pupil |
| anis/o | unequal |
| Aqueous humor | the clear fluid filling the space in the front of the eyeball between the lens and the cornea. |
| Accommodation | Normal adjustment of the eye to focus on objects from far to near. When this occurs, the ciliary body adjusts the lens (rounding it) and the pupil constricts. When the eye focuses from near to far, the ciliary body flattens the lens and the pupil dilates |
| Astigmatism | Defective curvature of the cornea or lens of the eye. |
| Cataract | Clouding of the lens, causing decreased vision |
| Cornea | corne/o |
| conjunctiv/o | conjunctiva |
| conjunctivitis | pink eye |
| dipl/o | double |
| -opsia | vision |
| Hemianopsia | Absence of vision in half of the visual field |
| glauc/o | gray |
| -oma | mass or collection of fluid |
| Hyperopia | farsightedness |
| mi/o | smaller, less |
| Miosis | contraction of the pupil |
| mydr/o | widen enlarge |
| -iasis | abnormal condition |
| Myopia | nearsightedness |
| nyct/o | night |
| -opia | vision |
| Nyctalopia | the inability to see in dim light or at night. |
| Refraction | Bending of light rays by the cornea, lens, and fluids of the eye to bring the rays into focus on the retina. Refract means to break (-fract) back (re-). |
| presby/o | old age |
| phot/o | light |
| Photophobia | sensitivity to light |
| lacrim/o | tears |
| Strabismus | also known as hypertropia and crossed eyes |
| acous/o | hearing |
| audi/o | hearing; the sense of hearing |
| Auricle | The protruding part of the external ear, or pinna. |
| Cochlea | Snail shell–shaped, spirally wound tube in the inner ear; contains hearing-sensitive receptor cells. |
| mastoid/o | mastoid process |
| Otoscopy | Visual examination of the ear canal with an otoscope |
| Tympanic membrane | Membrane between the outer and the middle ear; also called the eardrum |
| Tinnitus | Sensation of noises in the ears without an external source. |
| tympan/o | tympanic membrane |
| -plasty | surgical repair |
| Vertigo | Sensation of irregular or whirling motion either of oneself or of external objects. |
| ot/o | ear |
| py/o | pus |
| -rrhea | discharge |
| Otitis media | also known as a middle ear infection |
| -itis | inflammation |
Created by:
ihan
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