Vision Health Vocabulary

noun a layer at the back of the eyeball that contains cells sensitive to light, which trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed

• The retina is a layer of tissue at the back of the eye that is sensitive to light.
• I think I strained my retina from staring at the screen for too long.
• My eyes are so tired, I feel like my retinas are burning.
• The vivid colors of the sunset imprinted on my retina, creating a lasting memory.

adjective describing a person or action that is done without help or assistance

• The student completed the exam unaided, without any outside help.
• I managed to fix my car unaided, thanks to a YouTube tutorial.
• She aced the test unaided, like a boss.
• The artist created a masterpiece unaided, relying solely on their own creativity.