Comm Eye Health South Asia Vol. 34 No. 111 2021 pp 20. Published online 28 October 2021.

Test your knowledge and understanding

Figure 1 An elderly person gets screened for vision during the RAAB survey in 2018, Trongsa, Bhutan. PC: Indra P. Sharma
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Use these questions to test your understanding of the concepts covered in this issue.

Question 1 Which of the following is/are known determinant/s of visual impairment?

a. Poverty

b. Social inclusion and non-discrimination

c. Access to affordable health services of decent quality

d. Education

e. Ageing

f. Preferance for traditional healers

g. All of the above

Question 2 Select the correct statement to complete the sentence. Vision 2020: The Right to Sight is:

a. focused primarily on low socio- economic groups in a population

b. directed at primary health workers for prevention of eye diseases.

c. a WHO initiative to address the growing burden of blindness globally

d. an NGO- and government-initiated activity

e. focused on avoidable blindness due to cataract, refractive error, and childhood blindness

Question 3 With respect to Vision 2020: The Right to Sight, which of the following is/are not relevant to a practising eye health clinician?

a. To identify the effectiveness of their eye unit and explore its potential to increase cataract surgical services

b. To support the training of primary health care workers and maternal and child health workers in primary eye care in the catchment area

c. To do more charity work in rural areas

d. To ensure the integration of treatment and prevention activities

Question 2 Which of the following is/are component/s of primary eye care?

a. Eye health education

b. Basic eye examination

c. Timely referral

d. Visual acuity measurement

e. All of the above


1. g.—Social determinants of health are the non-medical factors that influence health outcomes. They influence health equity in positive and negative ways. 2. c.—VISION 2020: The Right to Sight was launched in 1999 by the World Health Organization and the International Agency for the Prevention of Blindness. 3. c.—This is NOT relevant to the VISION 2020 strategy. VISION 2020 is about developing integrated sustainable, quality, and equitable eye care services and is not promoted as a standalone charity activity. 4. e.—Primary eye care is a frontline activity, providing care and identifying disease before it becomes a serious medical issue