Week 2 - Quiz Review

Question 1

What is the corneal astigmatism for these K readings? 41.75/44.25@090

Answer 1

2.50D (difference between the K readings)

Question 2

What is the corneal astigmatism for these K readings? 47.00/44.00@090

Answer 2

3.00D (difference between the K readings)

Question 3

What is the corneal astigmatism for these K readings?
43.50/44.75@090

Answer 3

1.25D(difference between the K readings)

Question 4

What is the corneal astigmatism for these K readings?
45.00/46.75@090

Answer 4

1.75D(difference between the K readings)

Question 5

What is the corneal astigmatism for these K readings?
40.25/42.25@090

Answer 5

2.00D(difference between the K readings)

Question 6

What does SOAP stand for?

Answer 6

subjective
objective
assessment
plan

Question 7

What part of the eye does the keratometer measure?

Answer 7

Corneal apex

Question 8

Name the 5 direct slit lamp illuminations.

Answer 8

Diffuse
Specular Reflection
Parrallelpiped
Optic Section
Conical Beam

Question 9

A patient tells you they have allergies. What cateogory of SOAP does this fall under?

Answer 9

Subjective

Question 10

Documenting the reasoning behind your findings, what categories of SOAP does this fall under?

Answer 10

Assessment

Question 11

What is another name for a slit lamp?

Answer 11

Biomicroscope

Question 12

What is the method of illumination for Parallelpiped?

Answer 12

Direct

Question 13

If the K reading is 40.00 (flat) and you want to fit as flat as possible. What base curve would be ideal from the two listed below? 8.3mm or 8.6mm

Answer 13

8.6mm

Question 14

With the use of the slit lamp a practitioner is able to detect cataracts. T/F

Answer 14

TRUE

Question 15

Which illumination is observed with the naked eye to see corneal clouding?

Answer 15

Sclerotic Scatter

Question 16

You provided your px with an educational pamplet on proper contact lens cleaning regimes. What categories of SOAP does this fall under?

Answer 16

Plan

Question 17

When performing a FBUT evaluation with flurorescein what filter must be used?

Answer 17

Cobalt blue filter

Question 18

Is sclerotic scatter used to detect polymegathism?

Answer 18

No

Question 19

Name 4 objective tests used in a contact lens fitting.

Answer 19

VA
Keratometry
TBUT
Slit lamp
Observations
Contact lens evaluation

Question 20

A slit lamp is used to assess the different layers of the cornea. T/F

Answer 20

TRUE

Question 21

The slit lamp assessment can be performed on the anterior and posterior segment of the eye. T/F

Answer 21

TRUE

Question 22

What is the first step when using a keratometer?

Answer 22

Wash Hands

Question 23

Diffuse slit lamp illumination allows CLF to get an overview of the cornea. T/F

Answer 23

TRUE

Question 24

What are the 3 indirect illuminations?

Answer 24

Indirect Proximal
Retro - illumination
Sclerotic scatter

Question 25

What is the first assessment done during a contact lens fit?

Answer 25

VA - visual acuity

Question 26

Which illumination is used to check aqueous flare?

Answer 26

Conical Beam

Question 27

Identify the cornea as steep, medium or flat based on the K reading: 44.25/44.75 @090

Answer 27

Medium

Question 28

A person with diabetes can or cannot be fitted with Contact Lenses?

Answer 28

Contact lenses are indicated so can be fitted

Question 29

45.50/47.00@090 Is this with the rule or against the rule astigmatism?

Answer 29

With the rule -steepest K is in the vertical

Question 30

What are the uses for a diffuse illumination? 5

Answer 30

-Overall view -Corneal scarring, infiltrates, neo-vascularizarion -Edema of epithelium -Lids, lashes, caruncle, scleral vessels -meibomina glands

Question 31

What are the uses for parallelepiped illumination? 6

Answer 31

- broad view of anterior and posterior surfaces -anterior surface irregularities - stroma -endothelium/ straie formations -scars, abrasions, folds in descemet's membrane -Contact lens fit

Question 32

What are the uses for a Optic Section illumination? 6

Answer 32

-Corneal Layers -Contact lens fit -depth of foreign bodies -crystalline lens -anterior chamber and its angle -aqueous flare

Question 33

What are the uses for a Conical Beam illumination? 4

Answer 33

-aqueous flare -red blood cells -white blood cells -debris floating in anterior chamber

Question 34

What are the uses for Specular Reflection illumination? 4

Answer 34

-mucus secretion -precorneal fluid -tear layer assessment -contact lens fit

Question 35

What are the uses for Indirect Proximal Illumination? 4

Answer 35

-study iris -vesiculation -view of outer rim of the iris -ghost vessels

Question 36

What are the uses for Retro Illumination? 5

Answer 36

-scars -pigments -neo-vascularization -edema of epithelium -corneal precipates

Question 36

What are the uses for Sclerotic Scatter? 4

Answer 36

-Corneal clouding observed by the naked eye -contact lens in place -corneal scars -macula, deposits or pigmented area