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Macroscopic anatomy > Muscles > Flashcards

Muscles Flashcards

1
Q

What is the origin of tensor fasciae latae?

A

Tuber coxae; aponeurosis of middle gluteal m.

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2
Q

What is the insertion of tensor fasciae latae?

A

Lateral femoral fascia

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3
Q

What is the nerve of tensor fasciae latae?

A

Cranial gluteal n.

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4
Q

What is the action of tensor fasciae latae?

A

Tense lateral femoral fascia; flex hip (advance); extend stifle (advance)

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5
Q

What is the origin of gluteus medius?

A

Crest and gluteal surface of ilium

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6
Q

What is the insertion of gluteus medius?

A

Greater trochanter

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7
Q

What is the nerve of gluteus medius?

A

Cranial gluteal n.

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8
Q

What is the action of gluteus medius?

A

Extend (retract) and abduct the hip; rotate the pelvic limb medially at the hip

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9
Q

What is the origin of gluteus superficialis?

A

Lateral border of sacrum and first caudal vert.; sacrotuberous ligament; cranial dorsal iliac spine via deep gluteal fascia

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10
Q

What is the insertion of gluteus superficialis?

A

Third trochanter

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11
Q

What is the nerve of gluteus superficialis?

A

Caudal gluteal n.

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12
Q

What is the action of gluteus superficialis?

A

Extend (retract) and abduct the hip

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13
Q

What is the origin of gluteus profundus?

A

Body of the ilium; ischial spine

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14
Q

What is the insertion of gluteus profundus?

A

Greater trochanter

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15
Q

What is the nerve of gluteus profundus?

A

Cranial gluteal n.

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16
Q

What is the action of gluteus profundus?

A

Extend (retract) and abduct the hip; rotate pelvic limb medially at the hip

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17
Q

What is the origin of obturator internus?

A

symphysis pelvis and dorsal surface of ischium and pubis

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18
Q

What is the insertion of obturator internus?

A

Trochanteric fossa

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19
Q

What is the nerve of obturator internus?

A

Sciatic n.

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20
Q

What is the action of obturator internus?

A

Rotate pelvis limb laterally at the hip

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21
Q

What is the origin of obturator externus?

A

Ventral surface of pubis and ischium

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22
Q

What is the insertion of obturator externus?

A

Trochanteric fossa

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23
Q

What is the nerve of obturator externus?

A

Obturator n.

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24
Q

What is the action of obturator externus?

A

Rotate pelvic limb medially at the hip

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25
Q

What is the origin of Gemelli?

A

Ischial spine and lateral surface of ischium

26
Q

What is the insertion of Gemelli?

A

Trochanteric fossa of the femur

27
Q

What is the nerve of Gemelli?

A

Sciatic n.

28
Q

What is the action of Gemelli?

A

Rotate pelvic limb laterally at the hip

29
Q

What is the origin of quadratus femoris?

A

Ventral surface of caudal part of ischium

30
Q

What is the insertion of quadratus femoris?

A

Intertrochanteric crest and shaft of femur

31
Q

What is the nerve of quadratus femoris?

A

Sciatic n.

32
Q

What is the action of quadratus femoris?

A

Rotate pelvic limb laterally at the hip, extend the hip

33
Q

What is the origin of biceps femoris?

A

Sacrotuberous ligament and ischial tuberosity

34
Q

What is the insertion of biceps femoris?

A

1) Patella, patellar ligament, and …
2) Subcutaneous part of tibal body
3) Tuber calcanei (look at slide for more indepth answer)

35
Q

What is the nerve of biceps femoris?

A

Sciatic n

36
Q

What is the action of biceps femoris?

A

Extend hip, stifle, and hock; caudal part of muscle flexes stifle

37
Q

What is the origin of semitendinosus?

A

Ischial tuberosity

38
Q

What is the insertion of semitendinosus?

A

Disto-cranial border of tibia; medial surface of body of tibia; tuber calcanei via crural fascia

39
Q

What is the nerve of semitendinosus?

A

Sciatic n.

40
Q

What is the action of semitendinosus?

A

Extend the hip; flex stifle; extend hock

41
Q

What is the origin of semimembranosus?

A

Ischial tuberosity

42
Q

What is the insertion of semimembranosus?

A

Distal medial lip of caudal rough surface of the femur and medial condyle of the tibia

43
Q

What is the nerve of semimembranosus?

A

Sciatic n.

44
Q

What is the action of semimembranosus?

A

Extend the hip; attachment of femur extends the stifle; attachment to tibia flexes or extends stifle depending on position of the limb

45
Q

What is the origin of sartorius?

A

cranial - iliac crest and thoracolumbar fascia

caudal - cranial ventral spine and ventral border of ilium

46
Q

What is the insertion of sartorius?

A

cranial - patella w/ rectus femoris

caudal - cranial border of tibia w/ gracilis

47
Q

What is the nerve of sartorius?

A

FEMORAL N.

48
Q

What is the action of sartorius?

A

Flex hip
Cranial part - extend stifle
Caudal part - flexes stifle

49
Q

What is the origin of pectineus?

A

Iliopubic eminence and pubic tubercle via prepubic tendon

50
Q

What is the insertion of pectineus?

A

Distal aspect of medial lip of caudal rough face of femur

51
Q

What is the nerve of pectineus?

A

Obturator n.

52
Q

What is the action of pectineus?

A

Adduct limb

53
Q

What is the origin of adductor?

A

Pelvic symphysis via symphysial tendon; adjacent part of ischial arch, ventral surfaces of ischium and pubis

54
Q

What is the insertion of adductor?

A

entire lateral lip of caudal rough face femur

55
Q

What is the nerve of adductor?

A

Obturator n.

56
Q

What is the action of adductor?

A

Adduct limb, extend hip

57
Q

What is the origin of gracilis?

A

Pelvic symphysis by means of symphysial tendon

58
Q

What is the insertion of gracilis?

A

Cranial border of the tibia

Tuber calcanei with semiteninosus

59
Q

What is the nerve of gracilis?

A

Obturator n.

60
Q

What is the action of gracilis?

A

Adduct the limb, flex stifle, and extend hip and hock

Macroscopic anatomy (35 decks)

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