hand bones
The hand is divided into: carpus, metacarpal and phalanges.
carpal bones
There are eight bones distributed in two rows: Proximal and Distal .
Proximal Row : Scaphoid , Lunate , Pyramidal and Pisiform
Distal Row : Trapezium , Trapezoid , Capitate and Hamate
Metacarpal Bones
It consists of 5 metacarpal bones that are numbered lateromedially as I , II , III , IV and V and correspond to the fingers of the hand. Considered long bones, they have a proximal epiphysis which is the base, a diaphysis (body) and a distal epiphysis which is the head.
Bones of the Finger
They have 14 phalanges:
From 2nd to 5th fingers :
1st Phalanx (Proximal)
2nd Phalanx (Average)
3rd Phalanx (Distal)
Thumb:
1st Phalanx (Proximal)
2nd Phalanx (Distal)
| HAND - BACK VIEW |
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| Source: NETTER, Frank H.. Atlas of Human Anatomy. 2nd edition Porto Alegre: Artmed, 2000. |
| HAND - BACK VIEW |
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| Source: NETTER, Frank H.. Atlas of Human Anatomy. 2nd edition Porto Alegre: Artmed, 2000. |
| HAND - CARPAL BONES |
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| Source: NETTER, Frank H.. Atlas of Human Anatomy. 2nd edition Porto Alegre: Artmed, 2000. |