Question | Answer |
List proximal/distal/nerve/actions of F9 | F9 = Brachioradialis
Proximal (F9-P): Proximal supra-epicondylar ridge of humerus
Distal (F9-D): Lateral, distal radius (near styloid process)
Nerve (F9-N): Radial Nerve
Action (F9-Act): Weak flexion of fore-arm at mid-pronated position |
List proximal/distal/nerve/actions of F10 | F10 = Extensor carpi radialis longus
Proximal (F10-P): Lateral supra-epicondylar ridge of humerus
Distal (F10-D): Dorsal aspect of base of 2nd metacarpal
Nerve (F10-N): Radial Nerve
Action (F10-Act): Abduct and Extend hand (at wrist joint) |
List proximal/distal/nerve/actions of F11 | F11 = Extensor carpi radialis brevis
Proximal (F11-P): Lateral epicondyle
Distal (F11-D): Dorsal aspect of base of 3rd metacarpal
Nerve (F11-N): Radial Nerve
Action (F11-act): Abduct and extend hand at wrist joint |
List proximal/distal/nerve/actions of F12) | F12 = Extensor digitorum
Proximal (F12-P): Lateral epicondyle
Distal (F12-D): Extensor expansion of medial 4 digits
Nerve (F12-N): Radial nerve
Action (F12-Act): Extend medial 4 digits (at MC & IP JOINTS) |
List proximal/distal/nerve/actions of F13 | F13 = Extensor digitorum minimi
Proximal (F13-P): Lateral epicondyle
Distal (F13-D): Extensor expansion of 5th digit
Nerve: Radial
Action (F13-act): Extend 5th digit at MC and IP joint |
List proximal/distal/nerve/actions of F14 | F14 = Extensor carpi ulnaris
Proximal (F14-P): Lateral epicondyle ( posterior ulna)
Distal (F14-D): Dorsal aspect of base of 5th metacarpal
Nerve: Radial
ACtion (F14-act): Adduct and extend hand at wrist joint |
List proximal/distal/nerve/actions of F15 | F15 = Supinator
Proximal (F15-P): Lateral epicondyle
Distal (F15-D): Lateral, posterior, anterior surface of proximal 1/3 of radius
Nerve (F15-N): Radial
Action (F15-ACt): Supinate forearm & rotate radius |
List proximal/distal/nerve/actions of F16 | F16 = Extensor Indicis
Proximal (F16-P): Posterior surface of ulna
Distal (F16-D): Extensor expansion of 2nd digit
Nerve (F16-N): Posterior interosseous (radial deep)
Action (F16-act): Extend 2nd digit |
List proximal/distal/nerve/actions of F17 | F17 = Abductor Pollicis Longus
Proximal (F17-P): Posterior, proximal surface of ulna
Distal (F17-D): Base of 1st metacarpal
Nerve (F17-N): Posterior interosseous
Action: Abduct and extend thumb (at CMC joint) |
List proximal/distal/nerve/actions of F18 | F18 = Extensor Pollicis Brevis
Proximal (F18-P): Posterior, distal surface of radius
Distal (F18-D): Dorsal aspect of the phalanx (thumb)
Nerve: Posterior interosseous
Action: Extend thumb at IP joint |
List proximal/distal/nerve/actions of F19 | F19 = Extensor Pollicis Longus
Proximal (F19-P): Posterior, middle part of ulna
Distal (F19-D): Dorsal aspect of the proximal phalange
Nerve: POsterior interosseous
Action: |