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Ncle Review Nao Questions And And Answers With Verified Solutions 100% Correct!!!
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Ncle Review Nao Questions And And Answers With Verified Solutions 100% Correct!!!
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Ncle Review Nao Questions And AndAnswers With Verified Solutions 100%
Correct!!!
Biggest disadvantage of PMMA material is its lack of - ANSWER✔✔ Gas
permeability
Layer that makes up 10% of the cornea - ANSWER✔✔ Epithelium
Vertical measurement for palpebral fissure - ANSWER✔✔ 15mm
Eyelid muscle responsible for lid closure - ANSWER✔✔ Orbicularis oculi
A dense opacity of the cornea is called a: - ANSWER✔✔ leukoma
Goblet cells that secrete that secrete mucous into tear film are located in which
structure - ANSWER✔✔ Conjunctiva
Transition zone between the bulbar conjunctiva and the palpebral conjunctiva is
called - ANSWER✔✔ fornix
Middle layer of the globe is mostly responsible for - ANSWER✔✔ Nutrition
Pupillary constriction is called - ANSWER✔✔ miosis
, Bactericidal ingredient found in the precorneal tear film is - ANSWER✔✔
Lysozyme
The cornea is clear, and must remain clear, which means it must be ______, and
be free from ______. - ANSWER✔✔ avascular, scarring
what are tarsal plates? - ANSWER✔✔ two thin, elongated plates of dense
connective tissue, about 2.5cm in length. Contributes to it's form and support.
what is a prism ballast? - ANSWER✔✔ prismatic shape used in contact lens to
stabilize the lens by preventing rotation
how does one achieve the rotational control of truncation? - ANSWER✔✔ by
making the bottom edge of the lens flat
what are principal meridians? - ANSWER✔✔ the meridians of most and least
curvature, or greatest and least power on a cylindrical or toric surface
what is a bicurve lens? - ANSWER✔✔ lens consisting of two posterior curvatures;
one central curve(base curve) and one peripheral curve
a soft lens should have a curve and diameter that will allow it to drape the cornea,
vault over the limbus, and extend how many mm into the sclera? - ANSWER✔✔
1mm
what angle identifies the smallest angle? - ANSWER✔✔ minimum visual angle
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