When Roberto observes his two children drawing,he notes a striking difference in their motor behaviour.Two-year-old Mona makes crude drawings utilizing mostly upper arm movement,whereas 6-year-old Mary makes very precise strokes utilizing fine finger movements.This difference is best explained by the ________ principle.
A)proximodistal
B)dominant-recessive
C)cephalocaudal
D)hierarchical

Question

Quizplus · Accepted Answer

The proximodistal principle states that development proceeds from the center of the body outwards. In terms of motor development, this means that gross motor skills (like using the upper arm) develop before fine motor skills (like using the fingers). This explains the difference in motor behaviour between the two-year-old and six-year-old in the scenario.

When Roberto Observes His Two Children Drawing,he Notes a Striking