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First Semester: Gross Anatomy 1 > Week 4: Muscles of the Pelvic Limb (Origins, Insertions, Actions) > Flashcards

Week 4: Muscles of the Pelvic Limb (Origins, Insertions, Actions) Flashcards

1
Q

What are the hamstring muscles

A
  • Biceps femoris
  • Semitendinosus
  • Semimembranosus
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2
Q

Biceps femoris origin (2)

A
  • Sacrotuberous ligament

- Ischiatic tuberosity

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3
Q

Biceps femoris insertion (4)

A
  • Patella
  • Patellar ligament
  • Cranial border of tibia via fascia lata and crural fascia
  • Tuber calcanei via common calcanean tendon
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4
Q

Biceps femoris action (3)

A
  • Extend hip and hock
  • Can extend the stifle during weight bearing
  • Can flex the stifle during non-weight bearing
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5
Q

Semitendinosus origin

A

-Ischiatic tuberosity

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6
Q

Semitendinosus insertion (2)

A
  • Medial surface of tibial body

- Tuber calcanei via common calcanean tendon

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7
Q

Semitendinosus action (2)

A
  • Extend hip and hock

- Flex stifle

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8
Q

The tendon of the biceps femoris contributes to what?

A

The common calcanean tendon

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9
Q

The lymph node associated with the biceps femoris?

A
  • Popliteal lymph node

- Located at the caudal border

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10
Q

The tendon of the semitendinosus contributes to what?

A

Common calcanean tendon

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11
Q

Semimembranosus origin

A

Ischiatic tuberosity

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12
Q

Semimembranosus insertion (2)

A
  • Distal and medial aspect of the caudal femur

- Medial condyle of the tibia

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13
Q

Semimembranosus action (3)

A
  • Extend hip
  • Extend stifle when weight bearing
  • Flex stifle when non-weight bearing
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14
Q

Sartorius origin

A

Ilium

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15
Q

Sartorius insertion (2)

A
  • Patella

- Cranial border of tibia

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16
Q

Sartorius action (3)

A
  • Flex hip
  • Extend stifle when weight bearing
  • Flex stifle when non-weight bearing
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17
Q

What forms the caudal border of the femoral triangle

A

Sartorius

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18
Q

A pulse of the femoral artery can be palpated caudal to what muscle

A

Sartorius

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19
Q

Gracilis tendon contributes to

A

The common calcanean tendon

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20
Q

Gracilis origin

A

Pelvic symphysis via symphysial tendon

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21
Q

Gracilis insertion (2)

A
  • Cranial border of tibia

- Tuber calcanei via common calcanean tendon

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22
Q

Gracilis action (3)

A
  • Adduct limb
  • Flex stifle
  • Extend hip and hock
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23
Q

Pectineus origin

A

Pubis

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24
Q

Pectineus insertion

A

Distal end of caudomedial aspect of femur

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25
Q

Pectineus action

A

adduct limb

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26
Q

What forms the caudal border of the femoral triangle?

27
Q

The pulse of the femoral artery can be palpated cranial to what muscle?

28
Q

Adductor origin (2)

A
  • Pelvic symphysis via the symphysial tendon

- Ventral surface of the pubis and ischium

29
Q

Adductor insertion

A

Caudolateral aspect of the femur

30
Q

Adductor action (2)

A
  • Adduct limb

- Extend hip

31
Q

Tensor fascia latae origin (2)

A
  • Tuber coxae

- Aponeurosis of middle gluteal

32
Q

Tensor fascia latae insertion

A

-Fascia lata

33
Q

Tensor fascia latae action (3)

A
  • Tense fascia lata
  • Flex hip
  • Extend stifle
34
Q

Superficial gluteal origin (2)

A
  • Sacrotuberous ligament

- Deep gluteal fascia

35
Q

Superficial gluteal insertion

A

Third trochanter of the femur

36
Q

Superficial gluteal action (2)

A
  • Extend hip

- Abduct limb

37
Q

Middle gluteal origin

A

Crest and gluteal surface of the ilium

38
Q

Middle gluteal insertion

A

Greater trochanter of the femur

39
Q

Middle gluteal action (3)

A
  • Extend hip
  • Abduct hip
  • Rotate pelvic limb medially
40
Q

What muscle is part of the middle gluteal?

A

Piriformis

41
Q

Deep gluteal origin

A

Body of ilium

42
Q

Deep gluteal insertion

A

Greater trochanter of fermur

43
Q

Deep gluteal action (3)

A
  • Extend hip
  • Abduct hip
  • Rotate pelvic limb medially
44
Q

Internal obturator special aspects

A
  • Tendon that passes over the lesser ischiatic notch

- Subtendinous bursa

45
Q

Internal obturator origin

A

Dorsal surface of ischium and pubis

46
Q

Internal obturator insertion

A

Trochanter fossa of the femur

47
Q

Internal obturator action

A

Rotate pelvic limb laterally

48
Q

Gemelli origin

A

Lateral surface of the ischium

49
Q

Gemelli insertion

A

Trochanteric fossa of the femur

50
Q

Gemelli action

A

Rotate pelvic limb laterally

51
Q

Quadratus femoris origin

A

Ventral surface of caudal ischium

52
Q

Quadratus femoris insertion

A

Intertrochanteric crest of the femur

53
Q

Quadratus femoris action

A

Rotate pelvic limb laterally

54
Q

External obturator origin

A

Ventral surface of pubis and ischium

55
Q

External obturator insertion

A

Trochanteric fossa of the femur

56
Q

External obturator action

A

Rotate pelvic limb

57
Q

Quadriceps femoris four heads

A
  • Rectus femoris
  • Medial head
  • Lateral head
  • Intermediate head
58
Q

Quadriceps femoris origin (2)

A
  • Ilium (rectus femoris)

- Proximal aspect of femur (other heads)

59
Q

Quadriceps femoris insertion

A

Tibial tuberosity via the patellar ligament

60
Q

Quadriceps femoris action (2)

A
  • Flex hip (rectus femoris)

- Extend stifle (all heads)

61
Q

What are the four muscles of the small pelvic association

A
  • Gemelli
  • Quadratus femoris
  • External obturator
  • Internal obturator
62
Q

Iliopsoas origin (2)

A
  • Ventral aspect of lumbar vertebrae

- Cranioventral ilium

63
Q

Iliopsoas insertion

A

Lesser trochanter of the femur

64
Q

Iliopsoas action

First Semester: Gross Anatomy 1 (19 decks)

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