NCLEX EXAM, PRACTICE EXAM AND STUDY GUIDE LATEST 2024 ACTUAL EXAM CONTAINS 600 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |ALREADY GRADED

NCLEX EXAM, PRACTICE EXAM AND STUDY GUIDE LATEST 2024 ACTUAL EXAM CONTAINS 600 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (VERIFIED ANSWERS) |ALREADY GRADED Assessment of the quality of the peripheral curves (blends of a rigid contact lens) is achieved by the use of the- a. profile analyzer b. shadow graph c. keratometer d. burton light a. profile analyzer Contact lens power should be specified in- a. back vertex power b. sphero-cylinder power c. power in situ d. posterier apical radius a. back vertex power Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen The slit-lamp illumination that gives an overall view of the cornea but limits detail is- a. sclerotic scatter b. diffuse c. specular reflection d. oscilatory b. diffuse When a keratometric miers reflected off a soft contact lens are only clear when the wearer blinks, the lens fit is too- a. small b. large c. steep d. flat c. steep Transient keratometric mier distortion is usually due to- a. pre-ocular tear film abnormalities b. prolonged rigid lens wear c. prolonged soft lens wear d. irregular corneal astigmatism a. pre-ocular tear film abnormalities Epithelial edema which manifests itself clinically as central corneal haze, is verified by the slit lamp using sclerotic scatter illumination. What specific technique does the examiner use to see this condition? a. the naked eye and an angle between the slit lamp beam and the eye of 90˚ b. the blue cobalt filter of the slit lamp and an angle of about 45˚ c. the green filter of the slit lamp with high magnification d. high magnification and an angle between the beam and scope of 180˚ a. the naked eye and an angle between the slit lamp beam and the eye of 90˚ With a rigid contact lens in place a flourescein pattern shows a narrow bend horizontally wih a concentration of flourescein inferiorly and superiorly under the lens. Which one of the following type of astigmatism is represented by this pattern? a. lenticular astigmatism b. residual astigmatism c. against the rule astigmatism d. with the rule astigmatism d. with the rule astigmatism