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| *Craniolateral position on the forearm | | *Craniolateral position on the forearm |
| *Almost all originate from the lateral epicondyle of the humerus | | *Almost all originate from the lateral epicondyle of the humerus |
− | *'''Extensor carpi radialis''': most medial, inserts on 2nd/3rd metacarpal bone | + | *'''Extensor carpi radialis''': most medial, inserts on middle metacarpal bone |
− | *'''Ulnaris lateralis''': most lateral, inserts on accessory carpal bone | + | *'''Ulnaris lateralis''': most lateral, inserts on accessory carpal bone and 5th metacarpal |
| *'''Extensor carpi obliquus''': aka '''abductor pollicis longus''' | | *'''Extensor carpi obliquus''': aka '''abductor pollicis longus''' |
| **Origin: cranial radius | | **Origin: cranial radius |
− | **Insertion: most medial metacarpal bone | + | **Insertion: 1st metacarpal |
| *Last two may also serve in medial deviation of the paw | | *Last two may also serve in medial deviation of the paw |
| *'''Common Digital Extensor''' | | *'''Common Digital Extensor''' |
| **Insertion: extensor process of the distal phalanx of each digit | | **Insertion: extensor process of the distal phalanx of each digit |
− | **Sends a medial branch to dewlcaw and medial digits in all but horse and cat | + | **Sends a medial branch to dew caw |
| *'''Lateral Digital Extensor''' | | *'''Lateral Digital Extensor''' |
− | **Insertion: dorsal proximal phalanx | + | **Insertion: dorsal proximal phalanges of 3rd to 5th digit |
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| ''Flexors'': Median or Ulnar n. of the brachial plexus | | ''Flexors'': Median or Ulnar n. of the brachial plexus |
| *Caudal position on the forearm | | *Caudal position on the forearm |
− | *Originate from the caaudal medial epicondyle of the humerus | + | *Originate from the caudal medial epicondyle of the humerus |
| *'''Flexor carpi radialis''': most medial, inserts on upper 2nd/3rd metacarpal bone | | *'''Flexor carpi radialis''': most medial, inserts on upper 2nd/3rd metacarpal bone |
| *'''Flexor carpi ulnaris''': most lateral, inserts on the accessory carpal bone | | *'''Flexor carpi ulnaris''': most lateral, inserts on the accessory carpal bone |
| *'''Superficial Digital Flexor''' | | *'''Superficial Digital Flexor''' |
− | **Branches according to the number of digis and inserts in proximal interphalangeal joint | + | **It divides into four branches which insert on the middle phalanges of all digits |
| *'''Deep Digital Flexor''' | | *'''Deep Digital Flexor''' |
| **Passes through carpal canal before branching and continues to palmar distal phalanges | | **Passes through carpal canal before branching and continues to palmar distal phalanges |
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| *Support metacarpophalnageal joints | | *Support metacarpophalnageal joints |
| *Arise from palmar proximal metacarpal bones and insert on sesamoid bones within the joints, continued by ligaments to phalanges | | *Arise from palmar proximal metacarpal bones and insert on sesamoid bones within the joints, continued by ligaments to phalanges |
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| ==Vasculature of the Forelimb== | | ==Vasculature of the Forelimb== |