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JCAHPO Study Set – Questions With Accurate Answers
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JCAHPO Study Set – Questions With Accurate Answers
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JCAHPO Study Set – Questions With Accurate AnswersWhat common medium is used to culture microorganisms?
a. plasma
b. water
c. agar
d. stain Right Ans - c
A disadvantage of chemical-based rigid contact lens care systems is
a. Irritation
b. Simplicity of use
c. Poor disinfection
d. Low replacement rate Right Ans - A
What is the term for drooping upper eyelids?
a. Pterygium
b. Ptosis
c. Epicanthus
d. Ectropion Right Ans - B
A fibrovascular growth of the actually damaged conjunctiva that invades a
portion of the cornea from the limbus is a
a. Hyphema
b. Pinguecula
c. Pterygium
d. Ptosis Right Ans - C
A fluorescein angiogram is used for which of the following?
a. Counting epithelial cells
b. Measuring the eye's contrast sensitivity
c. Viewing detail, such as blockages in fundus blood vessels
d. Estimating the cornea's ability Right Ans - C
A granulated inflammation of the eyelid that may be removed surgically if it
does not subside is a:
a. Xanthelasma
b. Pterygium
c. Stye
d. Chalazion Right Ans - D
,A hemorrhage that partially fills the anterior chamber with blood is called
a. Hydrops
b. Hypopyon
c. Hyphema
d. Hypophoria Right Ans - C
A lens consisting of two cylinders of equal but opposite powers is the
a. double cylinder.
b. spherocylinder.
c. cross cylinder.
d. axis cylinder. Right Ans - C
A lens with a focal length of 2 meters has a power of
a. 0.5 D
b. 1 D
c. 2 D
d. 5 D Right Ans - A
A patient who has had an intraocular lens implantation is referred to as
a. Aphakic
b. Pseudophakic
c. Phakic
d. Lenticular Right Ans - B
A patient's prescription is -2.50 +1.00 X 175. What is the minus cylinder
transposition?
a. -2.50 -1.00 X 175
b. -2.50 -1.00 X 85
c. -1.50 - 1.00 X 175
d. -1.50 -1.00 X 85 Right Ans - D
A slit lamp is used to examine the
a. extraocular muscles.
b. anterior chamber.
c. optic tract.
d. optic foramen. Right Ans - B
, What is the term for the tonometry technique that displaces a minimal
amount of fluid?
a. Indentation
b. Applanation
c. Elevation
d. Fixation Right Ans - B
According to OSHA regulations, what is the BEST way to comply with
universal precautions?
a. Put on a gown
b. Put on gloves
c. Use mask
d. Wash your hands Right Ans - D
Advances in digital imaging technology facilitated the practical use of what
type of dye?
a. Trypan blue
b. Rose Bengal
c. Indocyanine green
d. Gentian violet Right Ans - C
After introduction to the patient, one of the first items that should be obtained
as part of history taking is the
a. medications and dosages that the patient is currently taking.
b. chief complaint or reason for the patient's visit.
c. patient's allergy history.
d. patient's family medical history. Right Ans - B
What is the term for an area of complete or partial blindness in an otherwise
normal visual field?
a. Scotoma
b. Synechiae
c. Stye
Stroma Right Ans - A
What is an important difference between soft and rigid lenses?
a. Comfortability
b. Closely fit to the shape of the cornea
c. Durability
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