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Quiz UOD B+L

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

In Advanced MoistureSeal Technology, what is the function of incorporating a hydrophilic component (DMA) into the silicone hydrogel backbone in Phase 1 of the polymerization process?

a)

To boost the oxygen permeability of the lens material

b)

To lower the cost of manufacturing

c)

To speed up the polymerization process

d)

To boost the water content and to lower the modulus of the material

e)

To allow the uptake of more PVP in phase 2 of the process

2.

What indicates a balanced ocular environment that is the optimal state for eyes?

a)

Hyperosmolarity

b)

Homeostasis

c)

Hypoxia

d)

TFOS DEWII

e)

Tear Break Up Time

3.

Bausch + Lomb ULTRA® ONE DAY uses a new silicone hydrogel material ______________.

a)

Samfilcon A

b)

Nesofilcon A

c)

Verafilcon A

d)

Kalifilcon A

e)

Senofilcon A

4.

What is the oxygen transmissibility (dk/t) for Bausch + Lomb ULTRA® ONE DAY at -3.00D?

a)

121

b)

129

c)

134

d)

147

e)

156

5.

Which of the following helps to maintain ocular surface homeostasis under osmotic stress?

a)

Moisturizers

b)

Preservatives

c)

Osmoprotectants

d)

Disinfectants

e)

Electrolytes

6.

Poloxamine and Poloxamer 181 are _______________ that help retain hydration to provide a smooth, wettable surface and maintain tear proteins in their healthy state.

a)

Surfactant Moisturizers

b)

Osmoprotectants

c)

Disinfectants

d)

Electrolytes

e)

Preservatives

7.

Which one of the following electrolyte is included in the proprietary formulation of ComfortFeel technology?

a)

Magnesium

b)

Calcium

c)

Potassium

d)

Glycerin

e)

Erythritol

8.

What are the TWO functions of Glycerin in ComfortFeel technology?

a)

Electrolyte and Osmoprotectant

b)

Moisturizer and Osmoprotectant

c)

Electrolyte and Disinfectant

d)

Moisturizer and Electrolyte

e)

None of the above

9.

According to study, a proprietary blend of comfort and eye health ingredients from ComfortFeel technology can be retained on the lens for up to ______hours of lens wear.

a)

12 hours

b)

13 hours

c)

14 hours

d)

15 hours

e)

16 hours

10.

Bausch + Lomb Ultra® ONE DAY can retain _____% its moisture after 16 hours of lens wear?

a)

94

b)

95

c)

96

d)

97

e)

98

11.

Which of the following best describe the ultimate benefit of ComfortFeel technology to contact lens wearers?

a)

To provide more oxygen to the eye for healthy lens wear

b)

To improve the comfort of the lens

c)

To improve the moisture retention capability of the lens

d)

To protect, enrich and stabilize the tear film and to promote ocular homeostasis

e)

To reduce protein deposit on the lens

12.

Bausch + Lomb ULTRA® ONE DAY blocks at least __% of harmful UVA and __% of UVB radiation

a)

50% and 95%

b)

70% and 95%

c)

95% and 50%

d)

50% and 70%

e)

70% and 90%

13.

What is the amount of Spherical Aberration control incorporated into Bausch + Lomb ULTRA® ONE DAY contact lenses across the entire power range?

a)

+0.18um

b)

+0.15um

c)

0.0um

d)

-0.15um

e)

-0.18um

14.

With only 1 fitting parameter, Bausch + Lomb ULTRA® ONE DAY can fit _____% of patients?

a)

89%

b)

91%

c)

93%

d)

95%

e)

97%