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NCLE PRACTICE TEST PRACTICAL EXAM QUESTIONS WITH CORRECT ANSWERS
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NCLE PRACTICE TEST PRACTICAL EXAM QUESTIONS WITH CORRECT ANSWERS
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NCLE PRACTICE TEST PRACTICALEXAM QUESTIONS WITH CORRECT
ANSWERS
Steep cFluorescein cPattern c- ccorrect canswers✔✔Bright cgreen cpooling ccenter, cvery cfaint
cgreen cpooling con cdiameter cof clens
Flat cFluorescein cPattern c- ccorrect canswers✔✔Bright cgreen cpooling con cdiameter cof clens,
cvery cfaint cgreen cin ccenter
Against-the-rule cAstigmatism cPattern c- ccorrect canswers✔✔Bright cgreen cpooling
chorizontally, cfaint cgreen cpooling cvertically
With-the-rule cAstigmatism cPattern c- ccorrect canswers✔✔Bright cgreen cpooling cvertically,
cfaint cgreen cpooling chorizontally
Prism cBallast c- ccorrect canswers✔✔Common ctechnique cto cstabilize clens cfrom crotating.
cAdded cthickness cwill cposition clens cinferiorly c(bottom cof ccornea)
Truncation c- ccorrect canswers✔✔Cutting coff c.50mm cto c1.50mm cof cbottom cedge cof clens
cto cprovide cstability. cReduces cdiameter, cmaking ca clooser cfit.
Double cSlab-off c- ccorrect canswers✔✔Lens cis cthicker ccentrally cand cthinner cat ctop cand
cbottom cof clens. cProvides ccomfort cto cwearer, cbut cmay ccause csome cstability cissues.
Aspheric cLens cDesign c- ccorrect canswers✔✔
Hyperflange c- ccorrect canswers✔✔Used cto ccorrect chigh criding cminus clenses.
Myoflange c- ccorrect canswers✔✔Used cto ccorrect clow criding cplus clenses.
Monovision c- ccorrect canswers✔✔Corrects cpresbyopia cin ccontact cwearers. cOne ceye
cuses cdistance c(dominant) cand cthe cother ceye cuses creading c(resessive)
Segment cBifocal c- ccorrect canswers✔✔Same cconcept cas cspectacle cbifocal. cMust cbe
cprism cballast. cOften ccrescent cshaped.
Toric cLenses c- ccorrect canswers✔✔Anterior c(front csurface), cback cspherical csurface cor
cposterior c(back csurface), ctoric cback ccurve
Front cToric cLens c- ccorrect canswers✔✔Corrects ca clow cto cmoderate camount cof ccorneal
castigmatism
, Back cToric cLens c- ccorrect canswers✔✔Corrects ca cmid cto chigh camount cof ccorneal
castigmatism
Bitoric cLens c- ccorrect canswers✔✔Corrects c1.50D cof ccorneal castigmatism cand chigh
cresidual castigmatism
Aphakic c- ccorrect canswers✔✔Condition cof cno ccrystalline clens
Psuedophakic c- ccorrect canswers✔✔Implant, cintraocular clens
Corneal cEdema c- ccorrect canswers✔✔Always ccauses ca cpoor cfitting clens
Spectacle cBlur c- ccorrect canswers✔✔Temporary cblurred cvision cupon cswitching cfrom
ccontact clenses cto ceyeglasses
Crystalline cLens c- ccorrect canswers✔✔The cmain cfocusing cmechanism cof cthe ceye
The cMain cSupply cof cOxygen cto cthe ccornea cis cprovided cby c- ccorrect canswers✔✔Tear
cFilm
Keratometry cmires cwhich care conly cclear cwhen cthe cwearer cblinks care cindicative cof ca c-
ccorrect canswers✔✔Steep cFit
Keratometry cmires cwhich cblur cimmediately cfollowing cblink care cindicative cof ca c- ccorrect
canswers✔✔Flat cFit
A crigid ccontact clens cshows ca cflourescein cpattern cinferiorly cand csuperiorly cbeneath cthe
clens. cThis cis cindicative cof cwhich ctype cof castigmatism c- ccorrect canswers✔✔With-the-rule
A cbi-toric crigid clens cwill cshow c- ccorrect canswers✔✔Two cbase ccurves con cthe cradiuscope,
csphero-cylindrical crx con cthe clensometer
The cANSI ctolerance cfor ca csoft clens cdiameter cis c- ccorrect canswers✔✔±0.25
The cANSI ctolerance cfor ca csoft clens crefractive cpower con ca cRx c5.12D cto c10.00D c- ccorrect
canswers✔✔±0.18
The cANSI ctolerance cfor cRGP cBase cCurve cis c- ccorrect canswers✔✔±0.05mm
The cANSI ctolerance cfor cRGP clens cdiameter cis c- ccorrect canswers✔✔±0.05mm
Which cinstrument callows csimultaneous cverification cof clens cdiameter, coptic czone cwidth,
cand cperipheral ccurve c- ccorrect canswers✔✔Radiuscope
Which cinstrument cis cbest cto cobserve cthe cblends cof crigid ccontact clens c- ccorrect
canswers✔✔Profile cAnalyzer
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