CMN 568 UNIT 1 EXAM LATEST VERSION WITH 300 QUESTIONS AND CORRECT DETAILED SOLUTIONS JUST RELEASED

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CMN 568 UNIT 1 EXAM LATEST VERSION WITH 300
QUESTIONS AND CORRECT DETAILED SOLUTIONS JUST
RELEASED


Question: Typical visual acuity in developmentally appropriate child reaches level of 20/20 by
_____ years of age - CORRECT ANSWER✔✔5 years of age




Question: Vision should be checked every ______ - CORRECT ANSWER✔✔1-2 yrs




Question: Acuity changes occur quickly with _______________ - CORRECT ANSWER✔✔growth
spurts




Question: Boys may develop _________ later than girls due to differences in growth patterns.




Typical onset - elementary school. - CORRECT ANSWER✔✔myopia(near sighted)




Question: Refer ________: If acuity if less than 20/40 in either eye, or if there is a difference of
2 lines in acuity between eyes - CORRECT ANSWER✔✔3-5 YEAR OLD




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Question: Refer _________: If acuity if less than 20/30 in either eye, or if there is a difference of
2 lines in acuity between eyes - CORRECT ANSWER✔✔6 and older




Question: Most common intraocular malignancy of childhood, usually presenting before age 3 -
CORRECT ANSWER✔✔Retinoblastoma




Question: Patients with _____ must undergo at least an annual examination for retinopathy,
even if they have no vision problems. - CORRECT ANSWER✔✔diabetes




Question: Visual Acuity:

- able to BRIEFLY visually track mother's face or brightly colored object within an hour after birth
(fixation reflex not developed for several weeks, so fixation is brief) - CORRECT
ANSWER✔✔Newborn




Question: Visual Acuity:

Don't talk to baby when assessing vision - he may look toward sound rather than visual
stimulus.




Look for __________ - CORRECT ANSWER✔✔fix and follow of object.




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Question: - With any eye condition (infection, injury, etc.), check visual acuity to best extent
possible based on age




- foreign body or chemical injury is exception - IRRIGATE eye profusely first and worry about
acuity later




-When there is decreased acuity -->____________ - CORRECT ANSWER✔✔refer immediately




Question: Vision is only about ________ in the newborn - CORRECT ANSWER✔✔20/200 to
20/400




Question: Most common presenting sign is Leukocoria (white reflex inpupil).




May present with strabismus, red eye, or glaucoma - CORRECT ANSWER✔✔Retinoblastoma




Question: Always check red reflex (Bruckner test) in young children with an ophthalmoscope -
CORRECT ANSWER✔✔Retinoblastoma




Question: Positive Bruckner test: difference in the quality of the red reflex between eyes



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REFER!! - CORRECT ANSWER✔✔Retinoblastoma




Question: Assessing for malalignment (strabismus) of eyes:




Perform the _________: Check the corneal light reflex --> It should be in the same position in
each eye.




Perform the _______: watch for movement of the eye after cover removed - CORRECT
ANSWER✔✔Hirschberg test




Cover Test




Question: Brief periods of malalignment are normal in NB.




Unless strabismus is very obvious and persistent, generally wait until child is ______ and then
REFER all cases of strabismus to an ophthalmologist.




Patching or surgery is used - CORRECT ANSWER✔✔4 months old




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