A patient having an eye examination is undergoing a brightness acuity test. What is the ophthalmologist testing for?
A) Visual acuity
B) Photophobia
C) Glare
D) Contrast
Ans: C
Feedback: Devices that test glare, such as the brightness acuity tester, produce three degrees of bright light to create a dazzle effect while the patient is viewing a target, such as Snellen letters on the wall. Visual acuity is assessed with a Snellen chart. Photophobia and contrast testing can be done by just turning on the lights.
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The nurse is performing an otoscopic examination of a 3-year-old child. As the nurse prepares to examine the client's tympanic membrane with the ototscope, the nurse would correctly choose which of the following techniques?
1. Pull the tragus up and back while inserting the otoscope. 2. Pull the ear lobe up and back while inserting the otoscope. 3. Pull the ear lobe down and back while inserting the otoscope. 4. Pull the tragus down and back while inserting the otoscope.
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a. Thalamus b. Limbic c. Prefrontal d. Occipital
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