Clinical Optometry Skills Sem 1 Round-up!

When undertaking the BVS, which one of the following confirmation flipper powers would be most appropriate for a patient with 0.30 visual acuity?

• +/- 0.25DS

• +/- 0.50DS

• +/- 0.75DS

• +/- 1.00DS

During BVS if a patient states that the letters look 'the same' with a minus powered lens, you should ​ (a)  

• not add the lens to the trial frame
• add the lens to the trial frame
• add the lens to the trial frame if VA improves

During BVS if a patient states that the letters look 'the same' with a plus powered lens, you should ​ (a)  

• add the lens to the trial frame
• not add the lens to the trial frame
• add the lens to the trial frame if VA improves

-0.25DS will reduce a patient's visual acuity by ​​ (a)   line/s. -0.50DC will reduce a patient's visual acuity by ​ (b)   line/s.

• 1
• 2
• 3
• 4

Retinoscopy can be classified as what type of refraction?

During retinoscopy, you should correct the ​ (a)   with, or ​ (b)   against meridian first.

• most
• least

The 'near triad' consists of:

• Myopia, hyperopia, and astigmatism

• Accommodation, miosis, and convergence

• Reading addition, reading chart, and working distance

• Mydriasis, divergence, and accommodation

Which one of the following states is correct?

• logMAR is more difficult to use than Snellen

• logMAR is more accurate than Snellen

• logMAR recording is used nationwide as it is more understood

• logMAR charts are truncated

Which type of refractive error occurs when the eye is ‘underpowered’ or is too short?

True or false: uncorrected myopes must accommodate to see in the distance.

• True

• False