ABO Exam
Change a bifocal Rx to a single vision Rx - CORRECT ANSWER-Add the bifocal
power to the sphere powers.
OD: -0.50
OS: -0.25-0.25x172
Add: +1.75
Turns into-
OD: +1.25
OS: +1.50-0.25x172
Anisometropia - CORRECT ANSWER-There is a difference of 3 diopters
between both eyes; when the vision of the eyes differs by a large margin.
Antimetropia - CORRECT ANSWER-Refers to Rx's that differ in sign.
Ex. OD: +0.25
OS: -0.75
Simple Hyperopia - CORRECT ANSWER-The Rx will be a + sphere
Simple Myopia - CORRECT ANSWER-The Rx will be - sphere
Marcus Gunn - CORRECT ANSWER-Tests to see if both pupils constrict when a
light is shined in one eye. Tests for abnormalties in pupillary reaction.
optotypes - CORRECT ANSWER-letters on the Snellen Chart
Who is said to be the pioneer lens designer (1268) - CORRECT ANSWER-Roger
Bacon
Who is generally credited with the invention of spectacles? - CORRECT
ANSWER-Salvino d'Armati of Florence, Italy (1285)
When were minus or concave lenses invented? - CORRECT ANSWER-16th
century for correction of myopic eyes (nearsightedness)
,When were toric lenses invented and by whom? - CORRECT ANSWER-19th
century by Suscipi
Who is credited with making the first bifocals? - CORRECT ANSWER-Benjamin
Franklin (1784)
Who aroused the interest of physicians concerning the exam of the eye and
prescribing spectale lenses? - CORRECT ANSWER-F.C. Donders (1800)
Ocularist - CORRECT ANSWER-a paramedical technician who designs,
fabricates, hand paints, and fits ocular protheses for those who have lost one or
both eyes
photophobia - CORRECT ANSWER-fear of light
iritis - CORRECT ANSWER-an inflammation of the iris.
contraocular - CORRECT ANSWER-pertaining to the opposite eye
enophthalmos - CORRECT ANSWER-recession of the eyeball into the orbit
heterotropia - CORRECT ANSWER-eyes do not maintain parallelism, but take a
permanent position of convergence or divergence
uvetis - CORRECT ANSWER-inflammation involving the uveal tract
hyphema - CORRECT ANSWER-blood in the anterior chamber of the eye
binocular - CORRECT ANSWER-pertaining to both eyes, the use of both eyes
simutaneously
anophthalmos - CORRECT ANSWER-abscence of an eyeball (newborn)
aspheric - CORRECT ANSWER-a curve of multiple radii
, achromat - CORRECT ANSWER-a totally color blind individual, a lens free from
chromatic abberation
hemophthalmia - CORRECT ANSWER-blood (hemmorrhage) within the eye
aniridia - CORRECT ANSWER-complete or partial absence of the iris
endophthalmitis - CORRECT ANSWER-inflammation of the tissues of the
internal structures of the eye
ansiotropia - CORRECT ANSWER-unequal turning of the eyes
diplopia - CORRECT ANSWER-double vision
exophthalmos - CORRECT ANSWER-abnormal protrusion of the eyeball
outward and forward
hemianopsia - CORRECT ANSWER-blindness in half the visual field of one or
both eyes
opthalmoscope - CORRECT ANSWER-an instrument for viewing the fundus and
interior of the eye
supraduction - CORRECT ANSWER-an upward rotation of the eye
retinoscope - CORRECT ANSWER-an instrument for viewing or shinning light on
the retina to determine the refractive state of the eye
keratitis - CORRECT ANSWER-inflammation of the cornea
keratoconus - CORRECT ANSWER-deformity of the cornea in which it becomes
cone shapped, due to stretching of tissues in its central area.
kerat-;kerato- - CORRECT ANSWER-cornea
blaph-; blapharo- - CORRECT ANSWER-eyelid
Change a bifocal Rx to a single vision Rx - CORRECT ANSWER-Add the bifocal
power to the sphere powers.
OD: -0.50
OS: -0.25-0.25x172
Add: +1.75
Turns into-
OD: +1.25
OS: +1.50-0.25x172
Anisometropia - CORRECT ANSWER-There is a difference of 3 diopters
between both eyes; when the vision of the eyes differs by a large margin.
Antimetropia - CORRECT ANSWER-Refers to Rx's that differ in sign.
Ex. OD: +0.25
OS: -0.75
Simple Hyperopia - CORRECT ANSWER-The Rx will be a + sphere
Simple Myopia - CORRECT ANSWER-The Rx will be - sphere
Marcus Gunn - CORRECT ANSWER-Tests to see if both pupils constrict when a
light is shined in one eye. Tests for abnormalties in pupillary reaction.
optotypes - CORRECT ANSWER-letters on the Snellen Chart
Who is said to be the pioneer lens designer (1268) - CORRECT ANSWER-Roger
Bacon
Who is generally credited with the invention of spectacles? - CORRECT
ANSWER-Salvino d'Armati of Florence, Italy (1285)
When were minus or concave lenses invented? - CORRECT ANSWER-16th
century for correction of myopic eyes (nearsightedness)
,When were toric lenses invented and by whom? - CORRECT ANSWER-19th
century by Suscipi
Who is credited with making the first bifocals? - CORRECT ANSWER-Benjamin
Franklin (1784)
Who aroused the interest of physicians concerning the exam of the eye and
prescribing spectale lenses? - CORRECT ANSWER-F.C. Donders (1800)
Ocularist - CORRECT ANSWER-a paramedical technician who designs,
fabricates, hand paints, and fits ocular protheses for those who have lost one or
both eyes
photophobia - CORRECT ANSWER-fear of light
iritis - CORRECT ANSWER-an inflammation of the iris.
contraocular - CORRECT ANSWER-pertaining to the opposite eye
enophthalmos - CORRECT ANSWER-recession of the eyeball into the orbit
heterotropia - CORRECT ANSWER-eyes do not maintain parallelism, but take a
permanent position of convergence or divergence
uvetis - CORRECT ANSWER-inflammation involving the uveal tract
hyphema - CORRECT ANSWER-blood in the anterior chamber of the eye
binocular - CORRECT ANSWER-pertaining to both eyes, the use of both eyes
simutaneously
anophthalmos - CORRECT ANSWER-abscence of an eyeball (newborn)
aspheric - CORRECT ANSWER-a curve of multiple radii
, achromat - CORRECT ANSWER-a totally color blind individual, a lens free from
chromatic abberation
hemophthalmia - CORRECT ANSWER-blood (hemmorrhage) within the eye
aniridia - CORRECT ANSWER-complete or partial absence of the iris
endophthalmitis - CORRECT ANSWER-inflammation of the tissues of the
internal structures of the eye
ansiotropia - CORRECT ANSWER-unequal turning of the eyes
diplopia - CORRECT ANSWER-double vision
exophthalmos - CORRECT ANSWER-abnormal protrusion of the eyeball
outward and forward
hemianopsia - CORRECT ANSWER-blindness in half the visual field of one or
both eyes
opthalmoscope - CORRECT ANSWER-an instrument for viewing the fundus and
interior of the eye
supraduction - CORRECT ANSWER-an upward rotation of the eye
retinoscope - CORRECT ANSWER-an instrument for viewing or shinning light on
the retina to determine the refractive state of the eye
keratitis - CORRECT ANSWER-inflammation of the cornea
keratoconus - CORRECT ANSWER-deformity of the cornea in which it becomes
cone shapped, due to stretching of tissues in its central area.
kerat-;kerato- - CORRECT ANSWER-cornea
blaph-; blapharo- - CORRECT ANSWER-eyelid
