Pelvic Limb Musculature

Question 1

The superficial gluteal in the horse is big, what osteology structure is big because of this?

Answer 1

3rd trochanter

Question 2

Which bursa in ruminants may become inflamed due to laying in concrete excessively?

Answer 2

Bicipital bursa

Question 3

What is the ligament analogous to the canine sacrotuberous ligament?

Answer 3

Sacrosciatic ligament

Question 4

What artery and nerve pass through the greater sciatic foramen?

Answer 4

cranial gluteal a
sciatic n

Question 5

In ruminants, the caudal gluteal artery passes through the ____________ sciatic foramen

Answer 5

lesser

Question 6

In equine, which muscle gives off the medial cunean tendon?

Answer 6

Cranial tibial

Question 7

Where does the cunean tendon insert?

Answer 7

Tarsal bones 1 and 2

Question 8

Describe the location of the fibularis tertius in relation to the digital extensor

Answer 8

It is deep to the long digital extensor

Question 9

How can you determine if there is a rupture of the fibularis tertius in horses?

Answer 9

By flexing the stifle and manually extending the hock

Question 10

Capped hocks means which bursa is inflamed?

Answer 10

synovial bursa in the hock

Question 11

List muscles involved in hip extension

Answer 11

• middle gluteal and hamstrings (b. femoris, semit and semimemb.)

Question 12

The popliteus is involved in stifle (flexion/extension)

Answer 12

flexion

Question 13

The gracilis, pectineus and adductor are involved in thigh ___________

Answer 13

adduction

Question 14

What muscles are involved in thigh abduction?

Answer 14

superficial/middle/deep gluteal

Question 15

what prevents flexion of the hip joint?

Answer 15

Gluteal muscles

Question 16

The patellar locking mechanism prevents what action of the stifle?

Answer 16

flexion

Question 17

Describe how the patella locks in place

Answer 17

up (quadratus femoris) and medial rotation (vastus medialis/gracilis)

Question 18

When the patella is pulled proximally and laterally, what happens in the mechanism?

Answer 18

unlock the patella

Question 19

Which structure of the patella is locked over the medial trochlea?

Answer 19

parapatellar cartilage

Question 20

Which 2 patellar ligaments hold in place the patella?

Answer 20

medial and middle patellar

Question 21

What opposes the weight that would flex the hock if nothing were there?

Answer 21

The SDFT

Question 22

What is the name of the mechanism that forces the hock to flex and extend with stifle in unison?

Answer 22

reciprocal mechanism