Hindlimb Stick Figures

Question 1

Tensor fasciae latae

Answer 1

Action: flex hip, extend stifle
Innervation: cranial gluteal
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Question 2

Middle gluteal

Answer 2

Action: extend and abduct hip, medial rotation of pelvic limb
Innervation: cranial gluteal
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Question 3

Deep gluteal

Answer 3

Action: Extend and abduct hip, medial rotation of pelvic limb
Innervation: cranial gluteal
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Question 4

Superficial gluteal

Answer 4

Origin: lateral border sacrum and 1st caudal vertebrae, sacrotuberous ligament, cranial dorsal iliac spine via deep gluteal fascia
Insertion: third trochanter
Action: Extend hip; abduct limb
Innervation: caudal gluteal

Question 5

Quadriceps femoris

Answer 5

Action: extend stifle and flex hip
Innervation: femoral
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Question 6

Iliopsoas

Answer 6

Action: flex hip
Innervation: femoral, ventral branch of lumbar spinal nerve
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Question 7

Sartorious

Answer 7

Action: Flex hip; cranial part- extends stifle; caudal part- flexes stifle
Innervation: femoral
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Question 8

Biceps femoris

Answer 8

Action: extend hip, stifle, hocks; caudal pat flexes stifle
Innervation: sciatic
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Question 9

Semitendinosus

Answer 9

Action: extend hip; flex stifle; extend hock
Innervation: sciatic
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Question 10

Semimembranosus

Answer 10

Action: femoral attachments extends hip; tibial attachment flexes or extends stifle
Innervation: sciatic
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Question 11

Gracilis

Answer 11

Action: adduct limb, flex stifle, extend hip and hock
Innervation: obturator
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Question 12

Pectineus

Answer 12

Action: adduct limb
Innervation: obtuartor
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Question 13

Adductor

Answer 13

Action: adduct limb and extend hip
Innervation: obturator
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Question 14

Cranial tibial

Answer 14

Origin: extensor groove and adjacent articular margin of tibial lateral edge of cranial tibial border
Insertion: plantar surface of base of metatarsal I and II
Action: flex hock; lateral rotation of paw so plantar surface faces medially
Innervation: fibular

Question 15

Long digital extensor

Answer 15

Action: flex hock and extend digits
Innervation: fibular
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Question 16

Fibularis lonus

Answer 16

Origint: lateral condyle of tibis; proximal end of fibula; lateral condyle of femur bia lateral collateral ligament of stifle
Insertion: fourth tarsal bone; plantar aspect of bases of metatarsals
Action: flex hock, medial rotation of paw so plantar surface faces laterally
Innervation: fibular

Question 17

Gastrocnemius

Answer 17

Action: extend hock and flex stifle
Innervation: tibial
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Question 18

Deep digital flexor

Answer 18

Action: flex digits and extend hock
Innervation: tibial
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Question 19

Superficial digital flexor

Answer 19

Action: Flex stifle, extend the hock, flex the metatarsophalangeal and proximal interphalangeal joints of all digits
Innervation: tibial
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Question 20

Internal obturator:

Answer 20

Action: lateral rotation of limb at hip joint

Question 21

Gemelli

Answer 21

Origin: lateral ischium caudal to acetabulum and ventral to lesser ischiatic notch
Insertion: trochanteric fossa
Action: lateral rotation of limb at hip joint
Innervation: sciatic