When Roberto observes his two children drawing,he notes a striking difference in their motor behaviors.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.

Question

Quizplus · Accepted Answer

The proximodistal principle states that development proceeds from the center of the body outward. In terms of motor development, this means that infants initially develop control over their torso and arm movements before fine motor control of the fingers develops. Therefore, Mona's upper-arm movements are consistent with this principle, while Mary's fine finger movements demonstrate the later development of more distal (far from the body's core) motor skills.

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