Muscles Flashcards

0
Q

Stifle flexors

A

Biceps femoris
Semitendinosus
Semimembranous
Gastrocnemius

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1
Q

Stifle extensors

A
Quadriceps (4 heads)
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius

Sartorius

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2
Q

Gastrocnemius
Origin..
Insertion..
Action..

A

O-caudal aspect of femur (2 tendons of origin)
I- calcaneus (via common calcanean tendon)
A- stifle flexor
Hock extensor

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3
Q

Quadriceps muscle
Origin..
Insertion..
Action..

A

Rectus femoris- o- ilium
Vastus lateralis- o-lateral femur
Vastus medialis- o- medial femur
Vastus intermedius- o-intermediate femur

I- tibial tuberosity via patellar ligament
A- stifle extensors

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4
Q

Sartorius
Origin..
Insertion..
Action..

A

2 heads
Cranial part
O- crest of ilium
I- patella with Rectus femoris

Caudal part
O- cranial ventral iliac spine of ilium
I- tibial tuberosity
A- stifle extensors

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5
Q

Hock flexors

A
Cranial tibial muscle
Peroneus long
Peroneus Brevis
Long digital extensor
Lateral digital extensor
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6
Q

Hock extensors

A
Biceps femoris
Semitendinosis
Gracilis
Gastrocnemius 
Superficial digital flexor
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7
Q

Cranial tibial muscle
Origin..
Insertion..
Action..

A

O- lateral tibia
I- metatarsal bones
A- hock flexors

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8
Q

Peroneus longus
Origin..
Insertion..
Action..

A

O- lateral tibia and fibula
I- plantar aspect tarsus
A- hock flexor

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9
Q

Peroneus brevis
Origin..
Insertion..
Action..

A

O- tibia and fibula
I- 5th metatarsal bone
A- hock flexor

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10
Q

Long digital extensor
Origin..
Insertion..
Action..

A

O- extensor fossa (tendon of origin: incorporated into stifle joint capsule)
I- all digits
A- hock flexor
Digital extensor

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11
Q

Lateral digital extensor
Origin..
Insertion..
Action..

A

O- lateral aspect tibia
I- fuses with lateral branches of long digital extensors
A- hock flexor
Digital extensor

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12
Q

Superficial digital flexor
Origin..
Insertion..
Action..

A
O- lateral popliteal fossa femur
I- calcaneus
I- branches to all digits
A- hock extensor
     Digital flexor
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13
Q

Deep digital flexor
Origin..
Insertion..
Action..

A
O- tibia
2 heads
1. Lateral
2. Medial
Merge then divide into 4 branches
I- all digits
A- digital flexor
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