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Metacarpophalangeal joint facts for kids

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Metacarpophalangeal joint
Grant 1962 104 MCP.png
The palme side of the hand showing the bones and joints spread out. MCP joints in red.
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System 099

The metacarpophalangeal joints (MCP) are between the bones in the hand at the palm called metacarpals, and the first finger bones called proximal phalanges.

The palm bones have rounded ends, and the finger bone ends are shaped like caves. This helps the two bones fit together like a puzzle.

Structure

Ligaments

Gray338
MCP joint movements, bottom of hand view.

See also

Kids robot.svg In Spanish: Articulación metacarpofalángica para niños

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Metacarpophalangeal joint Facts for Kids. Kiddle Encyclopedia.