1. Early Infant Monocular Vision Flashcards Preview

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Flashcards in 1. Early Infant Monocular Vision Deck (9)
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1

At what age do infants tend to reach for objects presented in the visual field

3 weeks tend to POORLY reach for objects
-reach but don't open hands fast enough

2

At what age do infants start reaching more accurately

4-5 months

3

What is the withdrawel reflex response based on?

1. enlarging or looming target
-konio cells respond to growing objects
2. dynamic stereoscopic changes
-opposite directional movement of the 2 eyes impacts this response

4

At what age do babies look in the same direction as the person they are looking at

11 months

5

What can babies see when they are
1 week, 1 month, 2 months, 6 months

1 week: low contrast, blurry, difficult to recognize objects w/o movement
1 month: some improvement, but identification is still difficult w/o movement
2 month: can identify image w/o movement, but just faintly
6 month: image can be identified relatively easily w/o movement

6

at what age do kittens respond to light?

3 weeks of age

7

at what age will kittens prefer a closer table and have a sense of depth?

4 weeks of age

8

when do neuromodulators start working in humans?

5.5 weeks after birth

9

What neurotransmitters cause behaviors in infants to start at 3.5 and 4.5 weeks?

Tunica, Norepeinephrine, GABA inhibition