Muscles of the Leg and Paw

 

A  Superficial musculature and tendons of the deal antebrachium and manus; dorsal view.
B  Superficial musculature of the distal antebrachium and manus; lateral view.
C  Single digit with associated tendons and ligaments; medial view.
D  Retracted and extended claw; medial view.
E  Schematic illustration of incision for one method of onchyectomy (declawing procedure).

Muscles-lower-leg+claw-1.jpg (102996 bytes)

1. M. extensor carpi radialis 9     Claw covering unguicular process 19    Proximal annular lig.
2 M. abductor pollicis longus 10  Extensor retinaculum 20  Proximal digital annular lig
3   M. ulnaris lateralis 11  M. flexor carpi ulnaris 21  Distal digital annular lig.
4   Lateral digital extensor m.
      4'  Its tendon
12  M. interossei 22  Dorsal elastic lig.
13  Tendon of deep digital flexor m. 23  Extensor process
5    Common digital extensor m.
     5' Its tendon
14 Tendon of superficial digital flexor m. 24  Flexor tubercle
15 Metacarpal bone 25  Unguicular crest
6 Tendon of m. extensor digiti 1 &  11 16  Proximal phalanx 26 Unguicular process
7 Extensor bonds of mm, interossei 17  Middle phalanx 27 Skin of claw sheath
8 Combined extensor tendons 18  Distal phalanx 28 Digital pad

Courtesy of Hudson / Hamilton - Atlas of Feline Anatomy for Veterinarians


Musculature of Thoracic Limb

A  Intrinsic musculature of thoracic limb with deep musculature of antebrachium; lateral view.
B  Intrinsic musculature of thoracic limb with deep musculature of antebrachium; medial view.
C  Superficial and deeper musculature of the manus; palmar view.
D  Deep musculature of the manus; palmar view.

musculature_of_thoracic_limb.jpg (127513 bytes)

1   M. trapezius, cut 16 M. brachialis 29-32 M. flexor digitorum profundus
2   M. omotransversarius, cut 17 M. brachioradialis             29' Its tendons
3   M. supraspinatus 18 M. extensor carpi radialis 30 Radial head
4   M. infraspinatus      18' Its tendon 31  Humeral head
5     M. teres major 19 M. extensor digitorum communis 32   Ulnar head
6,7 M. deltoideus     19' Its tendon 33   M. interflexorius
      6   Spinous part 20 M. extensor digitorum lateralis 34    Extensor retinaculum
      7 Acromial part     20' Its tendon 35   M. abductor pollicis brevis
8     M. subscapularis 21 M. ulnaris lateralis 36   M. flexor pollicis brevis
9    M. coracobrachialis      21' Its tendon 37   M. adductor pollicis
10-13 M. triceps brachii 22 M. supinator 38   M. adductor digiti 11
      10  Long head 23 M. abductor pollicis longus 39   M. abductor digiti 11
      11   Lateral head        23' Its tendon 40   M. adductor digiti V
            11' Its tendon 24  M. extensor pollicis et digiti 11 41   M. abductor digiti V
    12   Accessory head 25  M. flexor carpi ulnaris 42   Mm. interossei
     13   Medial head 26   M. pronator teres 43    Proximal digital annular ligament
            13' Its short part 27   M. flexor carpi radialis 44 Distal digital annular ligament
14    M. tensor fasciae antebrachii, cut 28 M. flexor digitorum superficialis
 
15     M. biceps brachii       28' Its tendon

Courtesy of Hudson / Hamilton - Atlas of Feline Anatomy for Veterinarians

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