Fine Motor Development Lecture 3

Fine Motor Development

Hand function development influenced by multiple factors.

Grasp Types

Includes palmar, radial, digital, and pincer grasps.

0-3 Months

Hands mostly fisted; limited eye movement.

3-5 Months

Visual exploration begins; clumsy reaching starts.

5-7 Months

Successful reaching; grasping with trunk support.

7-9 Months

Transfers objects; begins using fingertips.

9-12 Months

Pincer grasp develops; anticipatory release improves.

Palmar Grasp

Object held between fingers and palm.

Radial Palmar Grasp

Object held in palm with thumb opposition.

Radial Digital Grasp

Grasp using thumb and fingers; wrist extends.

Pincer Grasp

Grasp using thumb and index finger.

Fine Pincer Grasp

Grasp using tips of thumb and index finger.

Toddler Development

Includes scribbling and controlled release.

Handedness

Preference for one hand develops in infancy.

3-4 Years

Copies circle; begins basic drawing skills.

Static Tripod Grasp

Grasp using thumb, index, and middle fingers.

Dynamic Tripod Grasp

More refined grasp with finger tip involvement.

School Age Development

Fine motor skills refine; adult levels by 10.

6 Years

Can connect zippers; may tie shoes.

7 Years

Makes controlled marks; improved dexterity.

8 Years

Skillful throwing and batting; improved coordination.

9 Years

Engages in hobbies requiring fine motor skills.

10 Years

Fine motor skills reach adult proficiency.

Imitative Scribble

First form of drawing at 13-18 months.

Spontaneous Scribble

Occurs around 18-24 months; free drawing.

Digital Pronate Grasp

Crayon held with fingers; thumb down.

Refinement of Skills

Continues through adolescence; strength increases.

Visual Tracking

Ability to follow objects with eyes.

Cognitive Development

Influences fine motor skills and hand function.