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4V051/S CDC VOL 4 (ACTUAL 2025/2026)
QUESTIONS & 100% VERIFIED CORRECT ANSWERS
(601) In regards to infection control procedures, the standard precautions were
combined from the formerly named universal precautions and - (answers)body-
substance isolation precautions.
(602) This is the single most important means of preventing the spread of
infection. - (answers)Hand washing.
(602) In addition to mechanically scrubbing away and diluting microorganisms to
remove them, effective hand washing also - (answers)kills many organisms when
an antibacterial soap is used.
(603) Which is not one of the suggested items to include in a case history
checklist? - (answers)Mother's cataract surgery.
(603) If a patient states "none" when asked about medication allergies, record it
in the medical record as - (answers)no known drug allergies (NKDA).
(604) How many minutes of arc does each component of a letter in the 20/20 line
on an "E" eye chart subtend? - (answers)1.0.
(604) "Visual efficiency" refers to - (answers)seeing comfortably without
eyestrain.
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(604) How may bright light affect a patient's visual acuity (VA)? -
(answers)Decrease.
(605) Use the backup tests on the Optec Vision Tester (OVT) when the patient is -
(answers)malingering.
(605) This is the first test given when using the Optec Vision Tester (OVT). -
(answers)Far vertical phoria.
(605) When testing visual acuity (VA) with the Optec Vision Tester (OVT), how
many letters minimum out of 10 must a patient get correct to receive credit for
that line? - (answers)7.
(606) When performing the swinging flashlight test, you swing the flashlight from
the patient's left eye to the right eye, and notice that the patient's right pupil first
constricts, then dilates, then constricts again. Which is indicated by this response?
- (answers)Everything is normal.
(606) Horner's syndrome can only be verified clinically through which type of
testing? - (answers)Cocaine.
(607) According to many noncontact tonometry (NCT) operator manuals, how
many readings per eye should be taken on every patient? - (answers)Three.
4V051/S CDC VOL 4 (ACTUAL 2025/2026)
QUESTIONS & 100% VERIFIED CORRECT ANSWERS
(601) In regards to infection control procedures, the standard precautions were
combined from the formerly named universal precautions and - (answers)body-
substance isolation precautions.
(602) This is the single most important means of preventing the spread of
infection. - (answers)Hand washing.
(602) In addition to mechanically scrubbing away and diluting microorganisms to
remove them, effective hand washing also - (answers)kills many organisms when
an antibacterial soap is used.
(603) Which is not one of the suggested items to include in a case history
checklist? - (answers)Mother's cataract surgery.
(603) If a patient states "none" when asked about medication allergies, record it
in the medical record as - (answers)no known drug allergies (NKDA).
(604) How many minutes of arc does each component of a letter in the 20/20 line
on an "E" eye chart subtend? - (answers)1.0.
(604) "Visual efficiency" refers to - (answers)seeing comfortably without
eyestrain.
, 2|Page
(604) How may bright light affect a patient's visual acuity (VA)? -
(answers)Decrease.
(605) Use the backup tests on the Optec Vision Tester (OVT) when the patient is -
(answers)malingering.
(605) This is the first test given when using the Optec Vision Tester (OVT). -
(answers)Far vertical phoria.
(605) When testing visual acuity (VA) with the Optec Vision Tester (OVT), how
many letters minimum out of 10 must a patient get correct to receive credit for
that line? - (answers)7.
(606) When performing the swinging flashlight test, you swing the flashlight from
the patient's left eye to the right eye, and notice that the patient's right pupil first
constricts, then dilates, then constricts again. Which is indicated by this response?
- (answers)Everything is normal.
(606) Horner's syndrome can only be verified clinically through which type of
testing? - (answers)Cocaine.
(607) According to many noncontact tonometry (NCT) operator manuals, how
many readings per eye should be taken on every patient? - (answers)Three.
