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Flashcards in LOG 2: Assessment Deck (20):
1

Identify the slit lamp illumination from the image.

Q image thumb

Sclerotic scatter

2

When the keratometer mire images appear as they do in the figure below what is the next step?

Q image thumb


Lock the drum into place and rotate the drum until the plus signs are tip to tip.
 

3

Which characteristic or characteristics provide useful information when determining the type of contact lens to fit?

 

Previous contact lens specifications

Medications

Schimer's test

4

Which of the following questions is a direct question?

 

Do you experience light sensitivity with your lenses?
Any question that only requires a yes or no answer.
 

5

Open questions DO NOT include which of the following aspects:

Are NOT focused and specific

6

What is the term or definition for a standard level of microorganisms kill?

Disinfection

7

What agent does a preservative contain to prevent new contaminants from growing in closed containers?

A bactericidal agent

8

Tears contain antibacterial agents.

TRUE

9

What percentage of open or used contact lens solutions are found to be contaminated?

45%

10

What is the primary method used to prevent the spread of infection when seeing contact lens patients?

Handwashing

11

What is the form of illumination used when the slit beam source is decentered from the aiming line?

Indirect illumination

12

Diffuse illumination is generally used with a:

wide slit beam and low magnification

13

Sclerotic scatter is used to detect:

the transparency of the cornea or contact lens

14

What parts of the ocular anatomy should be observed during a pre-fit slit lamp examination?


Cornea, Lids, Conjunctiva, Tear film
 

15

Which dye(s) is used to stain mucus and dead cells with no slit lamp filter?


Listhamine green, Rose Bengal
 

16

The BUT test is used for what purpose?

To measure tear film quality and stability.

17

How should you adjust the eyepiece of the keratometer without stimulating accommodation?

Turn the eyepiece counter clockwise as far as possible then while looking through the eyepiece at a white back ground turn the eyepiece clockwise until the cross is sharply focused.

18

What is another name for the keratometer?

Ophthalmometer

19

What type of astigmatism would your patient have if the vertical drum reading from the keratometer is 44.00 D and the horizontal reading is 46.00 D?

Against the rule astigmatism

20

What power of lens would you place over the aperture of the keratometer in order to extend the upper reading to 61.00 D?

+1.25 D