Crus Joints & Structures

Question 1

Meniscus

Answer 1

C shaped fibrocartilage

Question 2

Sacs of articular capsule

Answer 2

1 femoropatellar sac
2 femorotibial sacs

Question 3

Patellar ligament

Answer 3

Tendon of quad femoris from patella to tibial tub

Question 4

Femoropatellar ligaments

Answer 4

Medial & lateral
Thin facial bands between patella & medial/lateral fab

Question 5

Femorotibial ligaments

Answer 5

Medial & lateral collateral ligaments
Cranial and caudal ligaments

Question 6

Attahcment of cranial cruicate ligament

Answer 6

Between cranial intercondylar area of tibia & caudomedial part of lateral condyle of femur

Question 7

Function of cranial crucitate lig

Answer 7

Prevents cranial sliding of tibia

Question 8

Attachment of caudal cruciate lig

Answer 8

Between medial edge of popliteal notch of tibia & cranial part of intercondylar fossa of femur

Question 9

Function of caudal crucitate lig

Answer 9

Prevents caudal movement of tibia

Question 10

Meniscal ligaments

Answer 10

Cranial, caudal, inter (transverse) - lateral and medial

Question 11

Which meniscal ligaments are attached to the femur

Answer 11

Lateral is attached by the meniscofemoral ligament
Medial is unattached

Question 12

Passive sat apparatus

Answer 12

Patellar locking mechanism
Reciprocal mechanism
Suspensory apparatus of fetlock joint

Question 13

Features of patellar locking mechanism

Answer 13

Patellar loop
Quadriceps femoris contraction
Sartorius and Gracilis contraction

Question 14

Make up of the patellar loop

Answer 14

Intermediate patellar lig
Patella
Patellar fibrocartilage
Medial patellar ligament

Question 15

Patella unlocking mechanism

Answer 15

Biceps femoris and tensor fascia latae muscles contract
Patella rotates laterally & into normal position via lat pat lig

Question 16

What structures are cut if animal cannot unlock patellar lig

Answer 16

Medial patellar ligament - desmotomy
Cut near insertion on tibial, cut loop at distal end of medial pat lig

Question 17

Tibiofibular joints include

Answer 17

Proximal tibiofibular joint
Distal tibiofibular joint

Question 18

Joints of the tarsus

Answer 18

Tarsocrural jt
Proximal intertarsal jt
Distal intertarsal jt
Tarsometatarsal jt (intertarsal)

Question 19

Feature of tarsocrural joint

Answer 19

Most movable

Question 20

Tarsal joint capsule

Answer 20

Talocrural sac
Proximal intertarsal sac
Distal intertarsal sac
Tarsometatarsal sac

Question 21

Significance of tarsocrural jt in species

Answer 21

EQ & carn - calcaneus not involved
Rum & pig - between tibia, talus, calcaneus

Question 22

Significance of proximal intertarsal jt in rum

Answer 22

More mobile in rum and pigs bc of the talus distal trochlea

Question 23

Hock joint includes

Answer 23

Tarsocrural jt
Proximal intertarsal jt
Distal intertarsal jt
Tarsometatarsal jt
Intertarsal

Question 24

Important 3 ligs in hock joint

Answer 24

Collateral ligament
Medial and lateral
Long plantar ligament

Question 25

Curb condition in EQ

Answer 25

Condition of long plantar ligament
Curve in calcaneus region

Question 26

Always, never, sometimes

Answer 26

In tarsus, proximal two joints ALWAYS communicate
The distal intertarsal and Tarsometatarsal sometimes

Question 27

Large dose medial pouch

Answer 27

Easily punctured/injuries

Question 28

spavin

Answer 28

Condition of horses tarsus

Question 29

Thouroughpin

Answer 29

Distentsion of synovial sheath of DDFT

Question 30

Reciprocal apparatus is made up from

Answer 30

Peroneus tertius muscle - passively pulls towards the stifle
SDF M