Physical and Motor Development

Question 1

three general trends in physical milestones

Answer 1

change in proportion, increase in size, and sex differentiation (gender differences in growth rate)
o Trunk grows, then legs, then trunk again

Question 2

Cephalocaudal

Answer 2

Head to toe

Question 3

Proximodistal

Answer 3

middle to extremities

Question 4

Milestones in reaching

Answer 4

• Newborn to 7 weeks
• 3 months- voluntary reaching
• 5 months- reaching for moving objects
• 7 months- arms work independently
• 9 months- reaching for moving objects that change direction

Question 5

Milestones in grasping

Answer 5

• Present in newborns- unlar grasp
• 4-5 months transfer objects from hand to hand
• 1 year- Pincer grasp
• 13 to 18 months- manipulate small objects with improved coordination
• 19-24 months- manipulate objects with good coordination

Question 6

The sociocultural context and environment influences motor development

Answer 6

ex: West African stretching exercises (sociocultural)

Environment is easy (city vs suburbs yard vs apartment)