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Joint atlas

Hand joints — how they move together

Diagram + plain-language notes per joint; optional clinical labels in Learn library display. Links to anatomy and exercises where joints are named.

Back to anatomy primer or exercises.

Shorthand on cards: MCP, PIP, and DIP are expanded on digit-specific guides.

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Interactive hand map

Hover or focus a region for a quick preview, then open the full joint page. On phones, highlights sit above a stacked preview card.

Interactive atlas

Wrist jointThumb CMC (saddle) jointThumb MCP jointThumb IP jointIndex MCP jointIndex PIP jointIndex DIP jointMiddle MCP jointMiddle PIP jointMiddle DIP jointRing MCP jointRing PIP jointRing DIP jointSmall MCP jointSmall PIP jointSmall DIP joint

Hover or focus a highlight to preview. Tap opens the full joint guide.

Move over the hand diagram to see a quick summary of each joint region.