Flashcards in Hand Skills Deck (44):
Swiping/batting begins in what age range?
Midline orientation of the hands begins at what age?
Symmetrical bilateral reaching begins in what age range?
Unilateral Reaching/crossing midline, more coordinated reaching begins when?
Humeral, scapular, clavicular mobility begins in what age range? Thoracic extension and scapular mobility, Scapular & humerus working together, Stability and freedom of humerus within the glenoid fossa.
What are the requirements of mature/efficient reach?
Humeral, scapular, clavicular mobility (3-6 months,) Thoracic extension and scapular mobility, Scapular & humerus working together, Stability and freedom of humerus within the glenoid fossa.
What are the components of reach
Dynamic elbow control (5 mo.,) Forearm rotation (4-5 mo.,) Wrist control (4-5 mo.,) Sensory integration of vision and proprioception.
INITIAL STAGES of reach rely on vision,
INITIAL STAGES of reach rely on ____
LATER STAGES of reach rely more on.
Grasp develops from _____ to _____
proximal to distal
Prerequisites for Grasp Development
Wrist and MCP joint stability- wrist extension and stability are important
Hand side differentiation
Sensory awareness and discrimination
Cognition/interest in objects
One primitive reaction related to grasp is called the
Traction Response: 0-4/5 months
The traction response begins during which age range?
The stimulus for the traction response is what?
Grasping the forearms and pulling the infant from supine to sitting
The response for the traction response is what?
Strong flexion throughout the upper extremity
Another primitive reaction related to grasp is the ___ reflex
The grasp reflex begins in which age range
The stimulus for the grasp reflex is?
Tactile input to the palm
The response for the grasp reflex is?
Closing fingers on the object placed in the palm
Name two transitional reactions
Orienting response, instinctive grasp reaction
The orienting response begins during what age range?
4/5 months-8/10 months
The stimulus for the orienting response is a touch to the ____,____, or _____side of the hand
Medial, radial, or ulnar
The orienting response to touch of the medial and radial side of the hand results in _____
The orienting response to touch of the ulnar side of the hand results in _____
The instinctive grasp reaction begins during what age range?
4/5 mo-8/10 mo.
The stimulus for the instinctive grasp reaction is?
Stationary or moving light touch along the radial or ulnar side
Th response for instinctive grasp reaction is?
Supination, groping, following object
In the Sequential Development of Grasp Patterns, grip from Newborn to 6 months is characterized by ___ domination
At age 6 mo., grip is characterized by
palmar grasp-radial palmar/superior palmar (thumb becomes more active)
At age 6-9 mo., grip is characterized by
Raking/active thumb use
At age 8-9 mo., grip is characterized by
Three point prehension/radial digital, scissors grasp, and inferior forefinger
At age 9-12/15 mo., grip is characterized by
Refinement of two point prehension, inferior pincer, neat/superior pincer.
At age 18 mo.-3 y., grip is characterized by
Variety of grasps with control
At age 3-7 years old, grip is characterized by
Grading of activies, improved motor control, etc.
In the Sequential development of release, release from Newborn through infancy is characterized by the?
Describe release during 0-6 mo.
Describe release during 5/6 mo
Purposeful release begins
Describe release during 9-12 mo
Transfer of objects, Casting toys
Describe release during 24 mo-5 y
Refinement, smaller objects in space
Describe in-hand manipulation for 12-15 mo:
Finger to palm translation
Describe in-hand manipulation for 2-2.5 years:
Palm-finger translation, simple rotation, finger to palm translation with stablitization
Describe in-hand manipulation for 3-5.5
Complex rotation, shift, palm to finger translation with stabilization
Describe in-hand manipulation for 6-7 years
Combinations, complex rotation with stabilization