Chapter_10_-_Part_2

Chapter_10_-_Part_2 - Voluntary Movements of...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Click to edit Master subtitle style Voluntary Movements of Infancy -Chapter 10- Part 2: Reaching, Grasping, & Releasing
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Reaching, Grasping, Releasing Manipulation → increase exploration First forms: reflexive (palmar grasp) Releasing objects with ease ~ 18 mo
Background image of page 2
Reaching and grasping (Bower, 1977) Phase I (4 mo.) Phase II (6-7 mo.) 1. Simultaneous reaching and grasping 1. Differential reaching and grasping 2. One-handed reaching – less successful 2. Two-handed reaching - More success for infant 3. Visual initiation of the reach – must see 3. Visual initiation and guidance of the reach 4. Visual control of the grasp – facilitates closure 4. Tactile control of the grasp – role of vision diminishes in grasp
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Questions about reaching Do infants use vision to guide reaching? Bower indicates importance of vision in phase I and II More recent studies question vision’s role in reaching. Does light or darkness affect reaching?
Background image of page 4
Reaching (Clifton et al., 1993) Seven infants from 6 to 25 weeks Reaching in dark and light conditions to: objects with sound
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 13

Chapter_10_-_Part_2 - Voluntary Movements of...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online