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The video provides an overview of visual impairment, explaining its nature and impact. It discusses the challenges faced by individuals with visual impairment and concludes with a summary of key points.

What is the primary focus of the introduction to visual impairment?

• Historical perspectives

• Basic definitions and types

• Causes of visual impairment

• Technological advancements

Which of the following is a common cause of visual impairment?

• Lack of sleep

• Poor diet

• Genetic factors

• Excessive screen time

How does visual impairment typically affect individuals?

• Limits daily activities

• Enhances color perception

• Improves night vision

• Increases peripheral vision

What is one of the key technologies used to assist visually impaired people?

• Braille displays

• Smartphones

• Video games

• Television

Which support system is crucial for visually impaired individuals?

• Guide dogs

• Social media

• Online shopping

• Public transportation