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25 Cards in this Set
- Front
- Back
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Origin of Lumbricals |
Surface of flexor digitorum profundus tendons |
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Insertion of Lumbricals |
Extensor aponeurosis on dorsal surface of phalanges |
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Action of Lumbricals |
Extends 2nd - 5th fingers at PIP & DIP Flexes 2nd - 5th fingers at MCP |
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Innervation of Lumbricals |
2nd - 3rd fingers: Median 4th - 5th fingers: Ulnar |
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Origin of Palmar Interossei |
Base of 2nd, 4th and 5th Metacarpal |
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Insertion of Palmar Interossei |
Base of proximal phalanx and extensor aponeurosis |
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Action of Palmar Interossei |
•ADDUCTS 1st , 2nd,4thand 5thfingers •Assists FLEXION of 1st , 2nd, 4th and 5thfingers @ MCP •Assist EXTENSION of 1st , 2nd, 4th and 5thfingers @ IPs |
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Innervation of Palmar Interossei |
Ulnar |
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Origin of Dorsal Interossei |
•Adjacent sides of all metacarpals |
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Inssertion ofPalmar Interossei |
Base of proximal phalanx of 2nd, 3rd and 4th fingers and extensor aponeurosis |
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Action of Palmar Interossei |
Abducts 2nd, 3rd and 4th fingers Assists Flexion of 2nd, 3rd and 4th fingers at MCP Assist Extension of 2nd, 3rd and 4th fingers at IPS |
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Innervation of Palmar Interossei |
Ulnar |
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Hypothenar Muscles |
Abductor Digiti Minimi Flexor Digiti Minimi Brevis Opponens Digiti Minimi |
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Origin of Abductor digiti minimi |
Pisiform and tendon of flexor carpi ulnaris |
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Insertion ofAbductor digiti minimi |
Base of proximal phalanx of 5th finger, palmar surface |
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Action of Abductor digiti minimi |
Abducts 5th finger Assists in opposition of 5th finger to thumb |
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Innervation of Abductor digiti minimi |
Ulnar |
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Origin of Flexor Digiti Minimi Brevis |
Hook of hamate Flexor retinaculum |
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Insertion ofFlexor Digiti Minimi Brevis |
Base of Proximal Phalanx of 5th finger, palmar surface |
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Action ofFlexor Digiti Minimi Brevis |
Flexes 5th finger Assists in opposition of 5th finger to thumb |
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Innervation ofFlexor Digiti Minimi Brevis |
Ulnar |
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Origin of Opponens Digiti Minimi |
Hook of Hamate Flexor Retinaculum |
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Insertion ofOpponens Digiti Minimi |
Shaft of 5th metacarpal Ulnar surface |
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Action ofOpponens Digiti Minimi |
Opposition of 5th finger at CMC joint |
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Innervation ofOpponens Digiti Minimi |
Ulnar |
