LA bones, muscles, VANS

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What is the laymen’s term for tuber ischii in equine?

Pin bone

What is the laymen’s term for tuber coxae in equine?

Hook bone

The accessory ligament of the femoral head is an extension of the ______

Prepubic tendon

How many tarsal bones are in the equine hock?

6 Signup and view all the answers

Which tarsal bones in the equine aer fused? Multiple select

1 Signup and view all the answers

If the tuber sacral is elevated, what could this indicate?

It may indicate a sacroiliac luxation Signup and view all the answers

The sacrotuberous ligament in bovine is palpable

True Signup and view all the answers

What is the clinical significance of the bovids having a narrower pelvic inlet?

This can cause a higher chance of dystocia Signup and view all the answers

Equine and bovine have a well developed 3rd trochanter

False Signup and view all the answers

How many tarsal bones are present in the bovine hock?

6 Signup and view all the answers

The bovine has 5 tarsal bones. Four out of the 5 are fused together. Which tarsal bones are these?

T2 and T3 are fused, and the central tarsal bone and T4 are fused Signup and view all the answers

What is the primary reason hip luxation is uncommon in a horse?

They have a deep acetabelum Signup and view all the answers

Which condition involves the middle and medial patellar ligaments getting stuck on the medial trochlear ridge?

Upward fixation of the patella Signup and view all the answers

What percentage of horses have communication between the lateral femorotibial joint and the femoropatella joint?

25% Signup and view all the answers

What is the layman’s term for osteoarthritis of the distal intertarsal joint?

Bone spavin Signup and view all the answers

Which joint is the largest in the equine body?

Stifle joint Signup and view all the answers

“Bog spavin” refers to synovial effusion of the _______

Tibiotarsal joint. Signup and view all the answers

Upward fixation of the patella causes the limb to get stuck in rigid flexion; cannot extend the stifle

False Signup and view all the answers

What are the three components of the equine hind stay apparatus?

Patellar locking mechanism, reciprocal apparatus and suspensory apparatus Signup and view all the answers

The stifle joint is a compound joint , made up of and

The stifle joint is a compound joint made up of the femoropatellar joint and the femorotibial joint Signup and view all the answers

If the patella is engaged over the _ trochlear ridge, then the stifle cannot

If the patella is engaged over the medial trochlear ridge, then the stifle cannot FLEX Signup and view all the answers

The patellar locking mechanism is the key to the stay apparatus of the hindlimb

True Signup and view all the answers

The patellar lock occurs when the horse bears weight on only ____ limb.

The patellar lock occurs when the horse bears weight on only one limb Signup and view all the answers

Which muscle(s) move the patella which glides proximally over the medial ridge of the trochlea on which the parapatellar fibrocartilage hooks and rests?

All the above Signup and view all the answers

The medial trochlear ridge now protrudes from the loop formed by what two ligaments / cartilage? (Type out answer)

The medial trochlear ridge now protrudes from the loop formed by the medial and middle patellar ligaments and the patellar fibrocartilage, thus the stifle is locked in EXTENSION Signup and view all the answers

The patellar locking mechanism is not an active process

False Signup and view all the answers

Match the description to the correct clinical condition of equine tarsus

Curb = Desmitis of the long plantar ligament Capped hock = Traumatic bursitis at the point of the hock. A “false bursa” is created. Stringhalt = Hyperflexion of the joints of the pelvic limb Bone spavin = Osteoarthritis; strains and stresses cause spavin Signup and view all the answers

What two muscles are active when the patella is locked?

Vastus medialis Signup and view all the answers

Regarding the reciprocal apparatus, the and ___ MUST move together (in synchronous) to prevent the collapse of the hindlimb with minimal effort.

Regarding the reciprocal apparatus, the stifle and hock must move together to prevent collapse of the hindlimb with minimal effort. Signup and view all the answers

The stifle and hock __ and together.

The stifle and hock flex and extend together. Signup and view all the answers

What are the two components of the reciprocal apparatus?

The two components are the peroneus tertius m. and the superficial digital flexor Signup and view all the answers

The superficial digital flexor tendon lies between the 2 heads of the gastrocnemius, and is almost entirely tendinous

True Signup and view all the answers

LA bones, muscles, VANS

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Questions and Answers

What is the laymen’s term for tuber ischii in equine?

What is the laymen’s term for tuber coxae in equine?

The accessory ligament of the femoral head is an extension of the ______

How many tarsal bones are in the equine hock?

Which tarsal bones in the equine aer fused? Multiple select

If the tuber sacral is elevated, what could this indicate?

The sacrotuberous ligament in bovine is palpable

What is the clinical significance of the bovids having a narrower pelvic inlet?

Equine and bovine have a well developed 3rd trochanter

How many tarsal bones are present in the bovine hock?

The bovine has 5 tarsal bones. Four out of the 5 are fused together. Which tarsal bones are these?

What is the primary reason hip luxation is uncommon in a horse?

Which condition involves the middle and medial patellar ligaments getting stuck on the medial trochlear ridge?

What percentage of horses have communication between the lateral femorotibial joint and the femoropatella joint?

What is the layman’s term for osteoarthritis of the distal intertarsal joint?

Which joint is the largest in the equine body?

“Bog spavin” refers to synovial effusion of the _______

Upward fixation of the patella causes the limb to get stuck in rigid flexion; cannot extend the stifle

What are the three components of the equine hind stay apparatus?

The stifle joint is a compound joint , made up of __________ and __________

If the patella is engaged over the _______ trochlear ridge, then the stifle cannot ______

The patellar locking mechanism is the key to the stay apparatus of the hindlimb

The patellar lock occurs when the horse bears weight on only ____ limb.

Which muscle(s) move the patella which glides proximally over the medial ridge of the trochlea on which the parapatellar fibrocartilage hooks and rests?

The medial trochlear ridge now protrudes from the loop formed by what two ligaments / cartilage? (Type out answer)

The patellar locking mechanism is not an active process

Match the description to the correct clinical condition of equine tarsus

What two muscles are active when the patella is locked?

Regarding the reciprocal apparatus, the ______ and _________ MUST move together (in synchronous) to prevent the collapse of the hindlimb with minimal effort.

The stifle and hock ________ and ______ together.

What are the two components of the reciprocal apparatus?

The superficial digital flexor tendon lies between the 2 heads of the gastrocnemius, and is almost entirely tendinous

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The stifle joint is a compound joint , made up of and

If the patella is engaged over the _ trochlear ridge, then the stifle cannot

Regarding the reciprocal apparatus, the and ___ MUST move together (in synchronous) to prevent the collapse of the hindlimb with minimal effort.

The stifle and hock __ and together.