Week 5: Muscles of the Pelvic Limb Cont. (Origins, Insertions, Actions) Flashcards

1
Q

Tendon of the cranial tibial muscle is held down by

A

The crural extensor retinaculum

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2
Q

Cranial tibial origin

A

Proximal and lateral aspect of the tibia near the extensor groove

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3
Q

Cranial tibial insertion

A

Proximal plantar surface of metatarsals I and II

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4
Q

Cranial tibial action (2)

A
  • Flex tarsus

- Rotate paw laterally so plantar surface faces medially

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5
Q

Long digital extensor muscle tendon is held down by

A
  • The crural extensor retinaculum

- The tarsal extensor retinaculum which holds it in place on the dorsal surface of the metatarsus

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6
Q

Long digital extensor origin

A

Extensor fossa of the femur

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7
Q

Long digital extensor insertion

A

Extensor processes of distal phalanges of digits 2-5

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8
Q

Long digital extensor action (2)

A
  • Extend digits

- Flex tarsus

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9
Q

Fibularis longus is also referred to as

A

The peroneus

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10
Q

Fibularis longus origin (2)

A
  • Lateral collateral ligament

- Proximal aspect of tibia and fibula

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11
Q

Fibularis longus insertion (2)

A
  • Tarsal bone IV

- Plantar aspect of proximal ends of metatarsals

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12
Q

Fibularis longus action (2)

A
  • Flex tarsus

- Pronation

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13
Q

Gastrocnemius origin

A

Medial and lateral supracondylar tuberosities of the femur

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14
Q

Gastrocnemius insertion

A

Tuber calcanei

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15
Q

Gastrocnemius action (2)

A
  • Extend tarsus

- Flex stifle

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16
Q

Superficial digital flexor tendon forms the main central component of the

A

Common calcanean tendon

17
Q

What is located between the between the SDF and gastrocnemius?

A

The intertendinous bursa

18
Q

What is located between the skin and the tendon of the SDF?

A

Subcutaneous calcanean bursa

19
Q

Superficial digital flexor origin

A

Lateral supracondylar tuberosity of the femur

20
Q

Superficial digital flexor insertion (2)

A
  • Tuber calcanei

- Plantar aspect of the base of middle phalanx of digits 2-5

21
Q

Superficial digital flexor action (3)

A
  • Flex stifle
  • Extend tarsus (hock)
  • Flex digits
22
Q

Deep digital flexor heads

A
  • Lateral digital flexor

- Medial digital flexor

23
Q

The tendon of the lateral head of the deep digital flexor passes over ____ and is held down by _______

A
  • Sustentaculum tali

- Flexor retinaculum

24
Q

Deep digital flexor origin

A

Proximal tibia and fibula and adjacent interosseus membrane between the two

25
Deep digital flexor insertion
Plantar aspect of the base of distal phalanx of digits 1-5
26
Deep digital flexor action (2)
- Flex digits | - Extend tarsus
27
Popliteus has what in its tendon of origin?
Popliteal sesamoid bone
28
Popliteus origin
Lateral condyle of femur
29
Popliteus insertion
Proximal and caudomedial aspect of the tibia
30
Popliteus action
Flex stifle