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Opponens pollicus - Palmar Interossei

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Question
Answer
0pponens Pollicis PA   Flexor retinaculum and tubercles of scaphoid and trapezium.  
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0pponens Pollicis DA   Lateral side of 1st metacarpal.  
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0pponens Pollicis A   Opposition of 1st digit.  
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0pponens Pollicis N   Median (recurrent branch) (C8, T1).  
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Abductor Pollicis Brevis PA   Flexor retinaculum and tubercles of scaphoid and trapezium.  
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Abductor Pollicis Brevis DA   Lateral side of base of the proximal phalanx of 1st digit.  
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Abductor Pollicis Brevis A   CMC abduction and opposition of 1st digit.  
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Abductor Pollicis Brevis N   Median (recurrent branch) (C8, T1).  
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Flexor Pollicis Brevis PA   Flexor retinaculum and tubercles of scaphoid and trapezium.  
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Flexor Pollicis Brevis DA   Lateral side of base of proximal phalanx of 1st digit.  
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Flexor Pollicis Brevis A   Superficial Head = MP flexion of 1st digit. Deep Head = CMC adduction 1st digit.  
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Flexor Pollicis Brevis N   Superficial Head = Median (recurrent branch) (C8, T1). Deep Head = Ulnar (deep branch) (C8, T1).  
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Adductor Pollicus PA   Oblique head = base of 2nd and 3rd metacarpals, capitate, and adjacent carpals. Transverse head = anterior surface of shaft of 3rd metacarpal.  
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Adductor Pollicus DA   Medial side of base of the proximal phalanx of 1st digit.  
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Adductor Pollicus A   Adduction of 1st digit.  
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Adductor Pollicus N   Ulnar (deep branch) (C8, T1).  
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Abductor Digiti Minimi PA   Pisiform.  
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Abductor Digiti Minimi DA   Medial side of base of proximal phalanx of 5th digit.  
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Abductor Digiti Minimi A   CMC abduction and MP flexion of 5th digit.  
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Abductor Digiti Minimi N   Ulnar (deep branch) (C8, T1).  
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Flexor Digiti Minimi Brevis PA   Hook of hamate and flexor retinaculum.  
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Flexor Digiti Minimi Brevis DA   Medial side of base of proximal phalanx of 5th digit.  
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Flexor Digiti Minimi Brevis A   MP flexion of 5th digit.  
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Flexor Digiti Minimi Brevis N   Ulnar (deep branch) (C8, T1).  
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0pponens Digiti PA   Hook of hamate and flexor retinaculum.  
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0pponens Digiti DA   Medial border of 5th metacarpal.  
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0pponens Digiti A   Opposition of 5th digit.  
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0pponens Digiti N   Ulnar (deep branch) (C8, T1).  
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Lumbricals PA   Tendons of flexor digitorum profundus.  
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Lumbricals DA   Lateral sides of extensor expansion of 2nd – 5th digits.  
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Lumbricals A   MP flexion, DIP, PIP extension of 2nd – 5th digits.  
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Lumbricals N   Radial 2 digits = Median (C8, T1). Ulnar 2 digits = Ulnar (deep branch) (C8, T1).  
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Dorsal Interossei (1-4) PA   Adjacent sides of 2 metacarpals. (bipennate)  
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Dorsal Interossei (1-4) DA   Base of proximal phalanx and extensor expansions and of digits 2-4. 1 & 2 = radial side of digits 2 & 3. 3 & 4 = ulnar side of digits 3 & 4.  
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Dorsal Interossei (1-4) A   Abduction of digits 2,3,4 from axial line and assists lumbricals with MP flexion, PIP, DIP extension.  
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Dorsal Interossei (1-4) N   Ulnar (deep branch) (C8, T1).  
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Palmar Interossei (1-3) PA   Palmar surface of 2nd, 4th, and 5th metacarpals. (unipennate)  
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Palmar Interossei (1-3) DA   Base of proximal phalanges; extensor expansion of 2nd, 4th, 5th digits. 1st into ulnar side of 2nd digit. 2nd and 3rd into radial side of 4th and 5th digits.  
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Palmar Interossei (1-3) A   Adduction of digits 2, 4, and 5, toward axial line, assists lumbricals in MP flexion. Extension of PIP, DIP and extensor expansions of 2nd-4th digits.  
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Palmar Interossei (1-3) N   Ulnar (deep branch) (C8, T1).  
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Created by: txst fall 2009
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