Equine distal Flashcards
Which bones are fused at the tarsus region?
1st and 2nd tarsus bone
Which bone is the largest in the tarsus region?
Central tarsal bone
What is ‘Bone spavin’ and which tarsal bones are most commonly affected?
- osteoarthritis of hock joint, bones fuse
- central and 3rd tarsal bones most affected
Which ligaments support the tarsus?
Long and short collateral ligaments
Plantar ligament
What is the main tendon involved in hock extension?
Common calcanean tendon
What makes up the reciprocal apparatus?
- Peroneus tertius
- superficial digital flexor
What is the reciprocal apparatus?
Causes stifle and hock to move together, if the stifle is extended the hock will be too
Which part of the hindlimb can rotate laterally during flexion?
What is the purpose of this?
Pes
prevents overreach injuries
How is chestnut position different in hindlimb and forelimb?
Hindlimb = distal to carpal joint Forelimb = proximal to carpal joint
What structure holds tendons in place?
Annular ligaments
How are the SDFT and DDFT different in hindlimb to forelimb?
None/poorly developed check ligaments
If a horse is resting on its forelimbs, what is this a sign of?
Lameness
Which part of the femur is mostly involved in the stay apparatus?
Tuber on medial trochlear ridge of the femur – locks patella when it moves up
