Fetlock
A - Third metacarpal/ metatarsal bone
B - Proximal phalanx
C - Medial proximal sesamoid bone
D - Lateral proximal sesamoid bone
E - Metacarpo(tarso)- phalangeal joint
F - Middle phalanx
G - Third phalanx
H - Proximal interphalangeal joint
I - Distal interphalangeal joint
J - Depression for medial collateral ligament attachment
1 - Sagittal ridge
2 - Lateral condyle of third metacarpal/tarsal bone
3 - Palmar process of proximal phalanx
4 - Condyles of third metacarpal bone
5 - Proximal sesamoid bones
6 - Medial condyle of third metacarpal/tarsal bone
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