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Bones Of Hand Flashcards Preview

Anatomy > Bones Of Hand > Flashcards

Flashcards in Bones Of Hand Deck (8)
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From lateral to medial, the 4 carpals of the proximal row

Scaphoid, lunate, triquetrum, and pisiform

1

From lateral to medial, 4 carpals of distal row

Trapezium, trapezoid, capitate, hamate

2

As tendons pass over the dorsum of the wrist, they are covered in ...

Synovial tendon sheaths

Which reduce friction with the carpals

3

Supination is produced by the____ when resistance is absent and by the ____ when resistance is present.

Supinator
Biceps brachii

4

Pronation is produced primarily by ____ and secondarily by _____.

pronator quadratus
Pronator teres

5

Lateral epicondylosis

Extensor muscles that attach to lateral epicondyle
Ecrb most commonly involved
Caused by over use
Pain with wrist extension, tenderness over lateral epicondyle and weak grip

6

Wrist-drop caused by damage to...

Radial nerve causing it to not innervate extensor muscles

7

DeQuervain's syndrome

Inflammation of the structures in the first dorsal compartment

Pain increases with a stretch to these structures
+flex thumb
+Make fist
+ulnar deviate

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