Chapter 1

Question 1

Motor behavior

Answer 1

Describing why certain behaviors have manifested themselves across the lifespan
- motor control
- motor learning
- motor development

Question 2

3 main problems of motor behavior

Answer 2

1. Degrees of freedom
2. Serial order
3. Perceptual motor integration

Question 3

Degrees of freedom

Answer 3

of ways a system can independently vary

Solution: coordination
Error: abnormal choice of DOF (injury)

Question 4

Serial order

Answer 4

Preparing for subsequent movement rather than completing one before preparing for the next
Solution: coarticulation
Error: speech spoonerism (accidentally switch the sounds/letters)

Question 5

Perceptual motor integration

Answer 5

1. Vision
2. Vestibular
3. Proprioception
4. Somatosensory
   Error: patterned carpet, big but light box

Question 6

Motor development

Answer 6

Age related successive changes that occur across the lifespan
- no practice
- focus on product
Example: hasbulla, physical growth does NOT equal motor development

Question 7

Motor learning

Answer 7

Relatively permanent gains in skills, consistent
- process is required
- learning is a direct consequence of practice
- cannot be instantly observed

Question 8

Gentile’s Two-Dimensional Taxonomy - Environmental Requirements

Answer 8

Regulatory conditions: stationary or in motion
Intertrial variability: none (t-ball) or variable (gold shots, distance changes)

Question 9

Gentile’s Two-Dimensional Taxonomy - Action Requirements

Answer 9

Body location: stability or transport
Object manipulation: yes or no