Arthrology: Wrist Flashcards by Lauren Wolfe | Brainscape

Q

Distal radioulnar joint type

A

Pivot

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Q

DRUJ pronation/supination arthrokinematics

A

Roll and glide in same direction

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Q

DRUJ morphology

A

Convex ulna
Concave radius (mover)

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Q

Radiocarpal joint type

A

Ellipsoidal/condyloid

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Q

Radiocarpal morphology

A

Radius concave
carpal bones convex

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Q

Radio/ulnocarpal flexion arthrokinematics

A

Palmar roll, dorsal glide

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Q

Radio/ulnocarpal extension arthrokinematics

A

dorsal roll, palmar glide

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Q

Radio/ulnocarpal RD arthrokinematics

A

radial roll, ulnar glide

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Q

Radio/ulnocarpal UD arthrokinematics

A

ulnar roll, radial glide

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Q

TFCC functions

A

major DRUJ stabilizer

dual articular surface

separates radioulnar from radiocarpal

ulnar sided force transmission

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Q

TFCC injuries

A

FOOSH
extension w/ ulnar compression
Forced RD or UD
strong distraction force

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Q

Wrist flexion/extension

A

Happens at radiocarpal and midcarpal joints

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