Page | 1
JCAT INDEPENDENT STUDY QUIZ
2025 BRAND NEW ACTUAL EXAM
WITH ANSWERS.
1. To photograph the posterior pole, the center of focus is:
A) the macula
B) the optic disc
C) between the macula and the optic disc
D) between the optic disc and the nasal arcades - correct
answer -C) between the macula and the optic disc
2. What is first seen (recorded) in fluorescein angiography?
A) Arterial phase
B) Capillary phase
C) Choroidal flush
D) Venous phase - correct answer -C) Choroidal flush
3. 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
, Page | 2
D) Estimating the cornea's ability to withstand stress of an
operation - correct answer -C) Viewing detail, such as
blockages in fundus blood vessels
4. What are the three types of ophthalmic imaging?
A) Specular, pachymetery, and contrast sensitvity
B) External, slit lamp, and fundus
C) Slit lamp, pachymetry, and ultrasonography
D) Contrast sensitivity, viewing blockages, and viewing vessels
- correct answer -B) External, slit lamp, and fundus
5. Retroillumination detects:
A) opacities or defects in the lens
B) irregularities of the eyelids or eyelashes
C) the palpebral conjunctiva or sclera
D) adverse corneal effects from contact lenses - correct answer
-A) opacities or defects in the lens
6. What is the name for the instrument that measures the
curvature of the central part of the cornea?
A) Tonometer
B) Pachymeter
C) Keratometer
D) Lensmeter - correct answer -C) Keratometer
, Page | 3
7. What is the name of the instrument that measures the power of
spectacle lenses?
A) Distometer
B) Lensmeter
C) Tonometer
D) Ophthalmometer - correct answer -B) Lensmeter
8. When replacing the lamp for a projector, it is important to:
A) leave the lamp housing on the projector
B) wait a few minutes after it is turned off
C) disassemble the lamp reflector
D) clean it with alcohol - correct answer -B) wait a few minutes
after it is turned off
9. The exposed lens surface of an eyepiece should be dusted
periodically with a:
A) wet tissue
B) dry sponge
C) soapy cloth
D) camel-hair brush - correct answer -D) camel-hair brush
10. What is the MAIN purpose of wearing impact resistant,
rather than ordinary, glasses in an industrial setting?
A) Correct a refractive error
, Page | 4
B) Give the patient a feeling of security
C) Prevent ocular injury
D) Prevent welding burns - correct answer -C) Prevent ocular
injury
11. What is the proper technique to assist a visually impaired
patient?
A) Guide the visually impaired person to use the handrails on
the wall
B) Place their hand on your arm at the elbow
C) Assist the person into a wheelchair
D) Take their hand - correct answer -B) Place their hand on
your arm at the elbow
12. What is the function of precorneal tear film?
A) Reduce oxygen to the cornea
B) Oxygenate the eye and provide a moist environment for the
epithelium
C) Increase friction and blinking
D) Increase waste and cell debris - correct answer -B)
Oxygenate the eye and provide a moist environment for the
epithelium
13. What process best describes the patient's participation in
their own treatment?
JCAT INDEPENDENT STUDY QUIZ
2025 BRAND NEW ACTUAL EXAM
WITH ANSWERS.
1. To photograph the posterior pole, the center of focus is:
A) the macula
B) the optic disc
C) between the macula and the optic disc
D) between the optic disc and the nasal arcades - correct
answer -C) between the macula and the optic disc
2. What is first seen (recorded) in fluorescein angiography?
A) Arterial phase
B) Capillary phase
C) Choroidal flush
D) Venous phase - correct answer -C) Choroidal flush
3. 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
, Page | 2
D) Estimating the cornea's ability to withstand stress of an
operation - correct answer -C) Viewing detail, such as
blockages in fundus blood vessels
4. What are the three types of ophthalmic imaging?
A) Specular, pachymetery, and contrast sensitvity
B) External, slit lamp, and fundus
C) Slit lamp, pachymetry, and ultrasonography
D) Contrast sensitivity, viewing blockages, and viewing vessels
- correct answer -B) External, slit lamp, and fundus
5. Retroillumination detects:
A) opacities or defects in the lens
B) irregularities of the eyelids or eyelashes
C) the palpebral conjunctiva or sclera
D) adverse corneal effects from contact lenses - correct answer
-A) opacities or defects in the lens
6. What is the name for the instrument that measures the
curvature of the central part of the cornea?
A) Tonometer
B) Pachymeter
C) Keratometer
D) Lensmeter - correct answer -C) Keratometer
, Page | 3
7. What is the name of the instrument that measures the power of
spectacle lenses?
A) Distometer
B) Lensmeter
C) Tonometer
D) Ophthalmometer - correct answer -B) Lensmeter
8. When replacing the lamp for a projector, it is important to:
A) leave the lamp housing on the projector
B) wait a few minutes after it is turned off
C) disassemble the lamp reflector
D) clean it with alcohol - correct answer -B) wait a few minutes
after it is turned off
9. The exposed lens surface of an eyepiece should be dusted
periodically with a:
A) wet tissue
B) dry sponge
C) soapy cloth
D) camel-hair brush - correct answer -D) camel-hair brush
10. What is the MAIN purpose of wearing impact resistant,
rather than ordinary, glasses in an industrial setting?
A) Correct a refractive error
, Page | 4
B) Give the patient a feeling of security
C) Prevent ocular injury
D) Prevent welding burns - correct answer -C) Prevent ocular
injury
11. What is the proper technique to assist a visually impaired
patient?
A) Guide the visually impaired person to use the handrails on
the wall
B) Place their hand on your arm at the elbow
C) Assist the person into a wheelchair
D) Take their hand - correct answer -B) Place their hand on
your arm at the elbow
12. What is the function of precorneal tear film?
A) Reduce oxygen to the cornea
B) Oxygenate the eye and provide a moist environment for the
epithelium
C) Increase friction and blinking
D) Increase waste and cell debris - correct answer -B)
Oxygenate the eye and provide a moist environment for the
epithelium
13. What process best describes the patient's participation in
their own treatment?
