The Eye

2. this have something to do with your eyes or vision.
3. a defect in the eye caused by deviation from spherical curvature which results in distorted images.
6. this is the third cranial nerve and it enters the orbit via the superior orbital fissure and innervates extrinsic eye muscles that enables most eye movement.
7. this is a chart that can be used to measure visual acuity.
8. it refers to the ability of both eyes to look and focus on an object for a length of time.
9. when nerve pathways between the brain and an eye are not properly stimulated, the brain favours the other eye,also called lazy eye.
10. this part of the brain is responsible for creating visual and spatial information.
11. the perception of depth produced by the reception in the brain of visual stimuli from both eyes in combination.
13. the two eyes move towards each other to register a single image.
18. this is the sensory membrane that lines the inner surface of the back of the eyeball.
19. the light is not bending properly when it passes through the lens of your eye.

1. the ability of the visual system to adjust quickly and accurately to change in distance
4. a condition in which close objects appear clearly and far objects appear blurry.
5. this has a close relation to binocular coordination and postural reactions.
8. a vision condition in which nearby objects are blurry.
12. the ability of the visual system to blend the images received from the two eyes into a single image.
14. the two eyes move away from each other to register a single image.
15. the act or power of sensing with the eyes.
16. a rapid movement of the eye between fixation points.
17. this term is used to describe when images merge together.