12th Morning Session Quiz questions

 1. How does corneal GP correct irregular astigmatism?

• A. Back vertex power

• B. Front surface toricity

• C. By forming tear lens

• D. Front vertex power

2. Contact lens is ideally suitable for?

• A. Axial Myopia

• B. Refractive Myopia

• C. Axial hyperopia

• D. Increased antero-posterior diameter eyes

   

3. 3. Myopia wearing contact lens requires compared to spectacles?

• A. More accommodation and less convergence

• B. Less accommodation and less convergence

• C. More accommodation and more convergence

• D. Less accommodation and more convergence

4. 4. What is the significance of assessing the lid wiper region in contact lens wearers?

• To check for any irritation or damage caused by lens wear.

• To ensure the lenses are not causing friction against the eyelids.

• To identify any potential sources of discomfort.

• All the above

5. 5. Why is the Meibomian gland evaluation important in contact lens fitting except?

• A. Assessing the quality of the tear film
  
  

• B. Ensures eyelids functioning properly

• C. Identify any blockages that could cause discomfort

• D. Ensure the tear film drainage system

6. 6. Which factors should be considered before prescribing contact lenses?

• A. . The patient's lifestyle and daily activities
  
  

• B. The patient's eye health and any existing conditions
  
  

• C. The type of contact lenses suitable for the patient's needs

• D. All the above

 

7. How Much O2 is Needed for Preventing Oedema as per  Harvitt & Bonanno for Daily wear contact lens?

• A. Dk/t = 35

• B. Dk/t = 80

• C. Dk/t = 100

• D. Dk/t = 120

6. 8. Material name etafilcon A IV 2 where IV means?

• A. High Water content and Ionic material as per FDA hydrogel classification

• B. High Water content and Non- Ionic material as per FDA hydrogel classification

• C. Low Water content and Ionic material as per FDA hydrogel classification

• D. Low Water content and Non-Ionic material as per FDA hydrogel classification