word list
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Accommodation | Adjustment of the eyes, enabling light rays to focus on the retina. Adjustment of the thickness of the lens to make close vision possible.
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Achromatopsia | Colour blindness.
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Amblyopia | Starbismus or " lazy eye syndrome" in children.
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Ametropia | An error in refraction causing poor focus.
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Anacusis | Deafness.
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Anosmia | Loss of the sense of smell.
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Astigmatism | A form of ametropia in which a defective lens causes diffusion of light rays over the retina, rather than sharply focusing at a given point. Imperfection of the curvature.
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Blepharoptosis | Prolapse of the eyelid.
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Blepharoplasty | Surgical repair of the eyelid.
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Cataracts | Opacities on the lens or the capsule that encloses the lens, causing loss of vision. Trectment usually involves removeal of lens.
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Cerumen | A waxy secretion produced by the glands of the external ear canal to prevent the entrance of tiny foregn particles.
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Ciliary Muscles | Muscles which relax or contract to alter the shape of the lens, making it thicker or thiner, thrs enabling the light rays to focus upon the retina.
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Cochlea | Snail shaped inner ear structure.
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Conjunctivitis | Inflammation of the conjunctiva.
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Cones | Senses colour vision.
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Corectasis | Dilation of the pupil.
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Cornea | The clear, transparent portion of the sclera, anterior to the lens. "Window" of the eye.
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