Hand Skills

Question 1

Swiping/batting begins in what age range?

Answer 1

0-2 mo.

Question 2

Midline orientation of the hands begins at what age?

Answer 2

3 mo.

Question 3

Symmetrical bilateral reaching begins in what age range?

Answer 3

4-6 mo.

Question 4

Unilateral Reaching/crossing midline, more coordinated reaching begins when?

Answer 4

6 mo.

Question 5

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.

Answer 5

(3-6 months,)

Question 6

What are the requirements of mature/efficient reach?

Answer 6

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.

Question 7

What are the components of reach

Answer 7

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,

Question 8

INITIAL STAGES of reach rely on ____

Answer 8

vision

Question 9

LATER STAGES of reach rely more on.

Answer 9

proprioception

Question 10

Grasp develops from _____ to _____

Answer 10

proximal to distal

Question 11

Prerequisites for Grasp Development

Answer 11

Wrist and MCP joint stability- wrist extension and stability are important
Hand side differentiation
Sensory awareness and discrimination
Cognition/interest in objects

Question 12

One primitive reaction related to grasp is called the

Answer 12

Traction Response: 0-4/5 months

Question 13

The traction response begins during which age range?

Answer 13

0-4/5 months

Question 14

The stimulus for the traction response is what?

Answer 14

Grasping the forearms and pulling the infant from supine to sitting

Question 15

The response for the traction response is what?

Answer 15

Strong flexion throughout the upper extremity

Question 16

Another primitive reaction related to grasp is the ___ reflex

Answer 16

grasp

Question 17

The grasp reflex begins in which age range

Answer 17

0-4/5 mo.

Question 18

The stimulus for the grasp reflex is?

Answer 18

Tactile input to the palm

Question 19

The response for the grasp reflex is?

Answer 19

Closing fingers on the object placed in the palm

Question 20

Name two transitional reactions

Answer 20

Orienting response, instinctive grasp reaction

Question 21

The orienting response begins during what age range?

Answer 21

4/5 months-8/10 months

Question 22

The stimulus for the orienting response is a touch to the ____,____, or _____side of the hand

Answer 22

Medial, radial, or ulnar

Question 23

The orienting response to touch of the medial and radial side of the hand results in _____

Answer 23

Supination

Question 24

The orienting response to touch of the ulnar side of the hand results in _____

Answer 24

Pronation

Question 25

The instinctive grasp reaction begins during what age range?

Answer 25

4/5 mo-8/10 mo.

Question 26

The stimulus for the instinctive grasp reaction is?

Answer 26

Stationary or moving light touch along the radial or ulnar side

Question 27

Th response for instinctive grasp reaction is?

Answer 27

Supination, groping, following object

Question 28

In the Sequential Development of Grasp Patterns, grip from Newborn to 6 months is characterized by ___ domination

Answer 28

Reflex

Question 29

At age 6 mo., grip is characterized by

Answer 29

palmar grasp-radial palmar/superior palmar (thumb becomes more active)

Question 30

At age 6-9 mo., grip is characterized by

Answer 30

Raking/active thumb use

Question 31

At age 8-9 mo., grip is characterized by

Answer 31

Three point prehension/radial digital, scissors grasp, and inferior forefinger

Question 32

At age 9-12/15 mo., grip is characterized by

Answer 32

Refinement of two point prehension, inferior pincer, neat/superior pincer.

Question 33

At age 18 mo.-3 y., grip is characterized by

Answer 33

Variety of grasps with control

Question 34

At age 3-7 years old, grip is characterized by

Answer 34

Grading of activies, improved motor control, etc.

Question 35

In the Sequential development of release, release from Newborn through infancy is characterized by the?

Answer 35

Avoiding reaction

Question 36

Describe release during 0-6 mo.

Answer 36

Accidental release

Question 37

Describe release during 5/6 mo

Answer 37

Purposeful release begins

Question 38

Describe release during 9-12 mo

Answer 38

Transfer of objects, Casting toys

Question 39

Describe release during 24 mo-5 y

Answer 39

Refinement, smaller objects in space

Question 40

Describe in-hand manipulation for 12-15 mo:

Answer 40

Finger to palm translation

Question 41

Describe in-hand manipulation for 2-2.5 years:

Answer 41

Palm-finger translation, simple rotation, finger to palm translation with stablitization

Question 42

Describe in-hand manipulation for 3-5.5

Answer 42

Complex rotation, shift, palm to finger translation with stabilization

Question 43

Describe in-hand manipulation for 6-7 years

Answer 43

Combinations, complex rotation with stabilization

Question 44

Describe in-hand manipulation for 8+ years

Answer 44

refinement, consistency, speed, accuracy