Flashcards
Wrist Anatomy
Flashcards do conjunto (33)
- 1Wrist joint comprised by which 2 joints?Distal radioulnar joint
Radiocarpal joint - 2Fibro cartilage consist both Type 1 and type 2 collagenType 1: bONE (more stable support)
Type 2: carTWOlage (elasticity) - 3Wrist joint capsule outer layerfibrous connective tissue
- 4Wrist joint capsule inner layersynovial membrane
- 5Radial collateral ligament (attachment)Radial styloid
lateral border of scaphoid - 6Ulnocarpal collateral ligament (attachement)ulnar styloid
Pisiform and triquetrum - 7muscle for pronation (3)pronator teres
pronator quadratus
brachioradialis - 8Pronator teresMedial supracondylar ridge of humus
/
lateral surface of radius - 9Pronator quadratusDistal ulnar
/
Distal radius - 10Brachioradialis (origin/insertion)lateral supracondylar ridge of humerus
/
Radial styloid
(take part in both initiation of pronation and supination) - 11Supination muscle (3)supinator
biceps brachii
brachioradialis - 12supinatorlateral epicondyle + supinator crest
/
anterolateral surface of radius (same as pronator teres ) - 13biceps (long head)supraglenoid tuberosity
radial tuberosity - 14biceps (short head)coracoid process
radial tuberosity - 15brachioradialislateral supracondyle ridge of humerus
Radial styloid - 16flexor carpi radialismedial epicondyle of humerus
base of 2nd and 3rd MC - 17flexor carpi ulnarismedial epicondyle of humerus +
ulnar (olecranon and posterior 2/3)
/
pisiform, hamate, base of 5th MC
(horizontal) - 18Palmaris longusCommon flexor origin/
Palmar aponeurosis +
Transverse carpal ligament - 19Flexor pollicis longusanterior surface of radius +
interosseous membrane/
thumb DP base - 20ECRLlateral supracondylar ridge of humerus
/
Posterior base of 2nd MC - 21ECRL functionwrist extension
radial deviation - 22ECULateral epicondyle
/
ulnar aspect of back of 5th MC base - 23ECRBlateral epicondyle of humerus
/
Base of 3rd MC - 24Extensor indices (EI) (insertion more distal to EDC)Posterior surface of ulnar +
interosseous membrane
/
Extension expansion of I/F - 25Extensor digitorum communis (EDC)Lateral epicondyle of humerus
/
extensor expansion - 26extensor digiti minimi (EDM)Common extensor origin
/
5th extensor expansion - 27extensor pollicis brevis (EPB)posterior surface of radius +
Interosseous membrane
/
Base of PP of thumb - 28extensor pollicis longus (EPL)Posterior surface of ulnar
/
DP base of thumb - 29which 3 posterior muscle originated from posterior ulnarAP
EPL
EI - 30DRUJ blood supplyAnterior and Posterior Interosseous artery
Branches of radial + ulnar arteries - 31Radiocarpal joint blood supplyBranches of radial and ulnar arteries
- 32DRUJ nerve supplyAIN
PIN
C7 C8 - 33Radiocarpal joint nerve supplyAIN
PIN
C7 C8
Deep, dorsal branches of ulnar nerve
Informações
- Descrição
- Medicine FlashCards sobre Wrist Anatomy, criado por DEREK YIU em 16-01-2026.
- Criado por
- DEREK YIU
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