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Ncle Questions And Answers With Verified Solutions (GRADED A+)
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Ncle Questions And Answers With Verified Solutions (GRADED A+)
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Ncle Questions And Answers WithVerified Solutions (GRADED A+)
toric - ANSWER✔✔ synonymous with astigmatism
multifocal - ANSWER✔✔ synonymous with presbyopia/c
hybrid CL - ANSWER✔✔ combination with GP lens center w/ soft lens outer skirt
hydrogel contact lens - ANSWER✔✔ most frequently prescribed
material contain varying amounts of water
comfort is immediate
silicone hydrogel contact lens - ANSWER✔✔ soft contact lens
delivers greater oxygen w/o increasing water content (due to oxygen is more
soluble in silicone rubber than water
soft contact lens wear schedule - ANSWER✔✔ daily
overnight/continuous
flexible
gas permeable contact lens - ANSWER✔✔ smaller and firmer
durable
gp contact lens - ANSWER✔✔ recommended for Pts w/ irregular corneas
, excellent for Rxs w/ reading add
orthokeratology - ANSWER✔✔ nonsurgical way to eliminate or reduce need for
eyeglasses or contact lens wear during the day
retainer lens - ANSWER✔✔ device/appliance worn overnight to gently reshape
the surface of the eye after contact lenses are removed(these are removed in the
morning
providing clear,unaided vision that can last all waking hours
hybrid contact lens - ANSWER✔✔ provide sharp visual acuity of GP lenses w/ the
comfort and wearability of soft contact lenses
tears - ANSWER✔✔ provide nutrients and oxygen to Cornea
7.8mm - ANSWER✔✔ average central corneal curvature
1.37 - ANSWER✔✔ Corne index of refraction
43.25D - ANSWER✔✔ cornea power
cornea surface - ANSWER✔✔ aspheric, gradually flattens from center to edge
corneal apex - ANSWER✔✔ steepest point of Cornea
may be found in center of cornea
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