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A seven-week-old human baby following a kinetic object. Infant vision concerns the development of visual ability in human infants from birth through the first years of life. The aspects of human vision which develop following birth include visual acuity, tracking, color perception, depth perception, and object recognition.
Coloboma in the right eye of a 10-month-old child. There are two categories in which the signs of congenital blindness can be classified. The first category pertains to consistently poor vision, such as not displaying preferential looking when presented with high-contrast visual stimuli. [6]
From 6-12 months, children are screened at their well-child visits with the red reflex test, assessment of eye movement, and proper pupil dilation. From 1 year to 3 years of age, children often undergo a "photoscreening" test where a camera takes pictures of the child's eyes to assess for developmental abnormalities that may lead to amblyopia .
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To test this, they placed 36 infants, six to fourteen months of age, on the shallow side of the visual cliff apparatus. Once the infant was placed on the opaque end of the platform, the caregiver (typically a parent) stood on the other side of the transparent plexiglas, calling out for them to come or holding an enticing stimulus such as a toy.
To help you sort it all out, here are the facts about the average cost of groceries each month in the U.S. and ways to determine how much you should be spending. See: 3 Easy Tips to Turn Your ...
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