1-4: Motor Development 4 (Fine Motor Development in the First Year)

Question 1

Aspects of fine motor development

Answer 1

• Reaching
• Object manipulation/grasp
• Anticipatory grasping

Question 2

How does reaching begin?

Answer 2

W/ ballistic strategies

Question 3

How does reaching change over time

Answer 3

• Movement sequencing changes w/ experience, practice, and postural control
• Bilateral precedes unilateral reach
• Adapt reaching strategy in 1st year (i.e. different sized objects)

Question 4

When does vision influence reaching?

Answer 4

B/t 5-9 months

Question 5

Relationship b/t postural control/proximal stability and fine motor development

Answer 5

As posture and stability go up, fine motor improves

Question 6

Development of object manipulation and grasp

Answer 6

• Fist –> open hand
• Volitional grasp –> volitional release
• Ulnar grasp –> radial grasp
• Gross control –> fine/distal control

Question 7

Development of fine motor skills through the first year 0-3 months

Answer 7

Hands mostly closed

Question 8

Development of fine motor skills through the first year 0-4 months

Answer 8

Reflexive grasp

Question 9

Development of fine motor skills through the first year 2-7 months

Answer 9

Clutches object via ulnar grasp

Question 10

Development of fine motor skills through the first year 4 months

Answer 10

Hands to midline

Question 11

Development of fine motor skills through the first year 4-8 months

Answer 11

• Partial thumb opposition to grasp cube

- Transfers objects hand to hand

Question 12

Development of fine motor skills through the first year 5-9 months

Answer 12

Rakes tiny objects into ulnar grasp

Question 13

Development of fine motor skills through the first year 6-7 months

Answer 13

Radial palmar grasp, using grasp, using thumb to grasp object into palm

Question 14

Development of fine motor skills through the first year7-9 months

Answer 14

Volitional release of object

Question 15

Development of fine motor skills through the first year 8 months

Answer 15

Tiny objects held b/t thumb and side of index finger (lateral scissor)

Question 16

Development of fine motor skills through the first year 8-9 months

Answer 16

Objects held w/ opposed thumb and middle of index finger (inferior pincer)

Question 17

Development of fine motor skills through the first year 10 months

Answer 17

Pokes w/ index finger

Question 18

Development of fine motor skills through the first year 12 months

Answer 18

Small objects held b/t tips of thumb and index finger (fine or superior pincer)

Question 19

Preparation of the hand prior to grasp at 5 months

Answer 19

begin to shape their hand in anticipation of

size

Question 20

Preparation of the hand prior to grasp at 8 months

Answer 20

use of vision to orient their hand prior to grasp