Part 1: Grasp Development for Bigger Objects

Question 1

Crude Palmar Grasp (Ulnar Palmar Grasp)

Answer 1

Age: 4 M

Object held in ulnar (pinkie) side of palm; no active thumb involvement

Question 2

Radial Palmar Gasp

Answer 2

Age: 5 M

Object in center of palm; all fingers flexing (bending) as unit & object is tightly held against center of palm with adducted thumb

Question 3

Radial Digital Grasp

Answer 3

Age: 8 M

Object is held between opposed thumb and pads of radial fingers