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WorksheetsLQA 20
Total questions: 63
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
In cataract surgery, a viscoelastic drug sometimes used to occupy space in the posterior cavity of the eye is:
a)
alpha-chymotrypsin
b)
mannitol
c)
Healon
d)
Wydase
2.
An example of a miotic drug is:
a)
pilocarpine
b)
homatropine
c)
atropine
d)
scopolamine
3.
What topical anesthetic is used most frequently for preoperative ocular instillation?
a)
Lidocaine
b)
Tetracaine
c)
Cocaine
d)
Dorsacaine
4.
The drug added to a local ophthalmic anesthetic to increase diffusion is:
a)
alpha-chymotrypsin
b)
hyaluronidase
c)
epinephrine
d)
Varidase
5.
A solution used for eye irrigation is:
a)
phenylephrine HCl
b)
normal saline
c)
alpha-chymotrypsin
d)
balanced salt solution
6.
A synthetic local anesthetic that is effective on the mucous membrane and is used as a sur- face agent in ophthalmology is:
a)
Miochol
b)
Zolyse
c)
Dibucaine
d)
tetracaine
7.
Dilating eye drops are called:
a)
mydriatics
b)
miotics
c)
myopics
d)
oxytocics
8.
Which of the following uses ultrasonic energy to fragment the lens in extracapsular cataract extraction?
a)
Keratome
b)
Ocutome
c)
Cystotome
d)
Phacoemulsifier
9.
A chalazion is a chronic inflammation of the:
a)
lacrimal gland
b)
meibomian gland
c)
eyelid
d)
conjunctiva
10.
What procedure is done for chronic dacryocystitis?
a)
Extirpation
b)
Lacrimal duct probing
c)
Myomectomy
d)
Dacryocystorhinostomy
11.
A procedure to treat retinal detachment is:
a)
scleral buckle
b)
trabeculectomy
c)
goniotomy
d)
vitrectomy
12.
Sagging and eversion of the lower lid is:
a)
entropion
b)
blepharitis
c)
ectropion
d)
ptosis
13.
Removal of the entire eyeball is:
a)
keratoplasty
b)
exenteration
c)
enucleation
d)
evisceration
14.
Which piece of equipment is used to treat glaucoma in addition to the slit lamp?
a)
Argon or Nd:YAG laser
b)
Cavitron
c)
Phacoemulsifier
d)
Cryoprobe
15.
Removal of a portion of an ocular muscle with reattachment is called:
a)
recession
b)
resection
c)
strabismus
d)
myomectomy
16.
Opacity of the vitreous humor is treated by performing a:
a)
cataract removal
b)
scleral buckling procedure
c)
vitrectomy
d)
goniotomy
17.
Miochol solution is prepared for a cataract procedure no more than minutes before the actual instillation.
a)
5
b)
15
c)
30
d)
60
18.
A drug used as a lubricant and as viscoelastic support to maintain separation of tissues before removal of lens during cataract surgery is:
a)
5-fluorouracil
b)
Healon
c)
Mitomycin
d)
Miostat
19.
A drug used to contract the sphincter of the iris during an intracapsular cataract extraction is:
a)
Zolyse
b)
Healon
c)
Miochol
d)
Mitomycin
20.
What procedure accomplishes correction of myopia?
a)
Keratoplasty
b)
Keratophakia
c)
Radical keratotomy
d)
Both B and C
21.
An enzymatic drug commonly used with anesthetic solutions to increase tissue diffusion is:
a)
Viscoat
b)
epinephrine
c)
Ophthaine
d)
Wydase
22.
Injection of anesthetic solution into the base of the eyelids or behind the eyeball to block the ciliary ganglion and nerves is known as:
a)
retrobulbar
b)
van Lint block
c)
O'Brien akinesia
d)
Bier block
23.
A fleshy, triangular encroachment onto the cornea is surgically termed a/ an:
a)
pterygium
b)
chalazion
c)
ectropion
d)
entropion
24.
A procedure performed when the cornea is thickened or opacified is called a:
a)
keratomileusis
b)
keratotomy
c)
corneal trephining
d)
keratoplasty
25.
What is the procedure used to correct accidental vitreous loss during a cataract extraction?
a)
Posterior vitrectomy
b)
Anterior vitrectomy
c)
Pars plana vitrectomy
d)
All of the above
26.
A surgical treatment for chronic wide angle closure glaucoma that reestablishes communication between the posterior and anterior chamber of the eye is:
a)
iridectomy
b)
Elliot trephination
c)
cyclodialysis
d)
posterior lid sclerectomies
27.
What eye disease uses the argon slit lamp with a noninvasive procedure, which if successful, prevents the need for more invasive surgery?
a)
Cataract
b)
Retinal detachment
c)
Glaucoma
d)
Pterygium
28.
Removal of the entire contents of the orbit is:
a)
exenteration
b)
enucleation
c)
evisceration
d)
orbitectomy
29.
A technique used for retinal detachment which involves a cold probe is:
a)
nitro therapy
b)
diathermy
c)
cryothermy
d)
cryodermy
30.
Keratoplasty involves surgery of the:
a)
eyelid
b)
cornea
c)
iris
d)
retina
31.
The photo receptive layer of the eye is:
a)
choroid
b)
cornea
c)
iris
d)
retina
32.
The gel-like substance that fills the posterior chamber and nourishes the tissue layers is:
a)
vitreous humor
b)
aqueous humor
c)
conjunctiva
d)
Healan
33.
A condition caused by inadequate drainage of aqueous humor is:
a)
retinal detachment
b)
glaucoma
c)
entropion
d)
cataract
34.
Inflammation or infection of the lacrimal sac is:
a)
occularitis
b)
uveitis
c)
iritis
d)
dacryocystorhinitis
35.
When using an anticholinergic, such as atropine, during eye surgery, the pupils will:
a)
dilate
b)
constrict
c)
have no effect on the pupil
d)
None of the above
36.
Drugs that dilate the pupil but permit focusing are:
a)
cycloplegics
b)
mydriatics
c)
anesthetics
d)
viscoelas tics
37.
A transparent structure that permits the eye to focus rays to form an image on the retina is the:
a)
sclera
b)
retina
c)
cornea
d)
lens
38.
The purpose of the iris is to:
a)
regulate the amount of light entering the eye
b)
protect the iris
c)
supply the choroid with nourishment
d)
receive images
39.
The structure that is seen from the outside as the colored portion of the eye is the:
a)
cornea
b)
pupil
c)
retina
d)
iris
40.
The nerve that carries visual impulses to the brain is the:
a)
ophthalmic nerve
b)
optic nerve
c)
oculomotor nerve
d)
trochlear nerve
41.
The white outer layer of the eyeball is the:
a)
conjunctiva
b)
sclera
c)
choroid
d)
retina
42.
A jelly-like substance in the eye's posterior cavity is called:
a)
choroid
b)
palpebra
c)
vitreous humor
d)
aqueous humor
43.
The conjunctiva is the:
a)
colored membrane of the eye
b)
covering of the anterior globe except the cornea
c)
gland that secretes tears
d)
membrane lining the socket
44.
Color blindness is caused by a defect in the:
a)
cones in the retina
b)
sclera
c)
iris
d)
lens
45.
The function of the lacrimal duct system:
a)
provides drainage of the meibomian gland
b)
prevents pterygium
c)
helps the eyes to focus
d)
helps to maintain moisture in the eye
46.
Bauman lacrimal duct probes are used for:
a)
dilatation
b)
to make a cylindrical cut on a keratoplasty
c)
used to measure intraocular pressure
d)
none of the above
47.
When the eyes do not focus on the same object, this condition is called:
a)
extropia
b)
recession
c)
strabismus
d)
astigmatism
48.
Recession is performed for:
a)
esotropia
b)
extropia
c)
obstruction of meibomian gland
d)
obstruction of the nasolacrimal duct
49.
During a resection, the muscle that is short-ened to treat wall eyes is:
a)
inferior oblique
b)
lateral rectus muscle
c)
levator
d)
superior oblique
50.
All apply to a trephine EXCEPT:
a)
used to measure intraocular pressure
b)
instrument used to make the cylindrical cut in the corner
c)
used on a cadaver
d)
used on a keratoplasty
51.
A radical keratotomy is:
a)
performed for myopia
b)
performed for nearsightedness
c)
Both A and B
d)
performed for farsightedness
52.
What laser is commonly used for Lasik surgery?
a)
Excimer
b)
Argon
c)
Nd:YAG
d)
CO2
53.
Removal of the eye contents leaving the sclera and muscle intact is:
a)
enucleation
b)
evisceration
c)
exenteration
d)
corneal transplant
54.
Removal of the entire eyeball including muscles and nerves is called:
a)
enucleation
b)
exenteration
c)
evisceration
d)
corneal transplant
55.
All are true for exenteration EXCEPT:
a)
Removal of entire orbital contents
b)
Removal of External structures of the eye
c)
Removal of the globe only
d)
Performed for malignancy
56.
The fluid that fills the anterior and posterior chamber of the eye is:
a)
aqueous humor
b)
vitreous humor
c)
Both A and B
d)
None of the above
57.
All are true of the canal of Schlemm EXCEPT:
a)
drains aqueous humor from the anterior chamber
b)
if blocked can cause glaucoma
c)
it is located between the lens and the retina
d)
it is located in the anterior chamber
58.
All are procedures to treat glaucoma EXCEPT:
a)
goniotomy
b)
cyclodialysis
c)
iridectomy
d)
scleral buckle
59.
Following a vitrectomy, the vitreous humor is removed and replaced with:
a)
saline
b)
gas
c)
Both A and B
d)
water
60.
A mydriatic drug, Neo-Synephrine, is used to:
a)
constrict the pupil
b)
dilate the pupil
c)
anesthetize the eye
d)
lower intraocular pressure
61.
Immobility of the eye, along with lowered intraocular pressure is facilitated by the use ( of:
a)
Diprivan block
b)
Versed block
c)
xylocaine block
d)
retrobulbar block
62.
Miochol is a/an:
a)
antihistamine
b)
blood thinner
c)
miotic
d)
anti-inflammatory
63.
An agent that keeps the cornea moist during surgery and is used for irrigation as well is:
a)
mannitol
b)
Miochol
c)
Chymar
d)
BSS
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