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Moving Lab Exam 2 > Crus O,I,A,N > Flashcards

Crus O,I,A,N Flashcards

1
Q

Craniolateral muscles

A

Cranial tibial
Fibularis longus (rum/carn)
Long digital extensor
Lateral digital extensor
Fibularis tertius (rum/carn)

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2
Q

Caudal muscles

A

Gastrocnemius
Soleus (Eq, cat)
Caudal tibial
Popliteus
Superficial digital flexor
Deep digital flexor

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3
Q

Nerve supply for craniolateral muscles

A

Fibular (peroneal) nerve

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4
Q

Innervation of caudal muscles

A

Tibial nerve

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5
Q

Cranial tibial

A

Origin - lateral tibial condyle
Insertion - medial plantar surface of MT 1&2
Action - flexes hock, rotates paw (supination)
Nerve - Fibular

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6
Q

Long digital extensor

A

Origin - ext fossa of femur
Insertion - dorsal surface of digits
Action - flexor of hock & extensor of digits
Nerve - Fibular nerve

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7
Q

Lateral digital extensor

A

Origin - proximolateral aspect of fibula, lateral collateral lig of stifle joint
Insertion - joints tendon of LDE, attaching to distal phalanx of 5 digit
Action - ext and abductor of 5th digit
Nerve - Fibular nerve

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8
Q

Fibularis brevis

A

Origin - lateral surface of tibia and fibula @ mid shaft level
Insertion - proximal end of MTV
Action - flex hock
Nerve - Fibular nerve

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9
Q

Fibularis longus

A

Part of triangular belly, absent in horse
Origin - proximal tibia & fibula
Insertion - 4th Tarsal bone, plantar MT
Action - flexor of tarsus, pronator of paw
Nerve - Fibular nerve

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10
Q

Gastrocnemius

A

Two heads
Origin - distocaudal surface of femur
Insertion - calcanean tuberosity
Action - extends tarsus and flex stifle
Nerve - tibial nerve

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11
Q

Soleus

A

Absent in dog, present in cat & Eq
Origin - head of fibula
Insertion - tendon of lateral head of gasto
Action - extends tarsus
Nerve - tibial nerve

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12
Q

SDF

A

Origin - lateral supracondylar tuberosity of femur, tendon wraps medially around gastro tendon
Insertion - calcaneus
Action - acts on all 3 joints - flex stifle, digit, extend hock
Nerve - tibial nerve

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13
Q

DDF

A

Origin - proximally from caudal surface of tibia and fibula
Insertion - plantar surface of distal phalanx
Action - no action on stifle
Nerve - tibial nerve

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14
Q

DDF in dogs

A

Lateral head - larger, flexor hallucis longus
Medial head - smaller

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15
Q

DDF in large animals

A

Lateral and medial heads + caudal tibial muscle

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16
Q

Popliteus

A

Small muscle
Origin - lateral epicondyle of femur
Insertion - proximal caudal tibia
Action - flexion of stifle jt. Medial rotation of leg
Nerve - tibial nerve

Moving Lab Exam 2 (6 decks)

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