This document discusses the bones, muscles, and functional positions of the hand, as well as different types of grips. It outlines the five digits of the hand and then lists the thenar, hypothenar, lumbrical, and interossei muscles. It describes the functional position of the wrist, MCP, PIP, and DIP joints for prehension and defines power grip, precision grip, and lateral prehension.

1. PREHENSION
Dr. Chandan Verma(PT)
Assistant professor
(Mahatma Gandhi Physiotherapy College,
Jaipur)

2. BONES OF HAND

3. PARTS OF HAND
1. VOLAR ( PALM)
2. DORSAL
3. FIVE DIGITS
•INDEX FINGER (2ND DIGIT)
•MIDDLE FINGER (3RD DIGIT)
•RING FINGER (4TH DIGIT)
•LITTLE FINGER(5TH DIGIT)

4. MUSCLES OF
HAND
THENAR HYPOTHENAR
LUMBRICAL
(4)
INTROSSEI
•APB
•FPB
•APPO. POLLICIS
•ADD.PB
•Abd.D. Minimi
•FDM
•PALMARIS BRAVIS
•Opp.DM
•PALMER INTROSSEI
(1,2,4 &5TH )
•DORSAL INTROSSEI
(1,2,3 & 4TH )
(1,2,3 & 4TH )

5. FUNCTIONAL POSITION
1. wrist extension (20°)
2. ulnar deviation (10˚)
3. MCP joints FLEXION (45°)
4. PIP joints (30°)
5. DIP joints FLEXION (10°)

6. PREHENSION
PRECISION
GRIP
POWER GRIP

7. POWER GRIP
Spherical
Grip
Hook Grip
LATERAL
PREHENSION

8. PRCISION
GRIP
Pad-to-pad tip-to-tip
Pad to-
side

9. Thank you…