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Anatomy 3 Final Muscles > Muscles of the HIP > Flashcards

Muscles of the HIP Flashcards

1
Q

Extensors of the HIP

A

Extensors:* 9

  1. M. Gluteus superficialis - dors, E
  2. M. Gluteus medius - dors, strongest E
  3. M. Piriformis - dors, E
  4. M. Gluteus profundus - dors, E
  5. M. Biceps femoris - Caud, E
  6. M. Semitendinosus - Caud, E
  7. M. Semimembranosus - Caud, E
  8. M. Gracilis - Med, E
  9. M. Quadratus femoris - Cran, E
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2
Q

Flexors of the HIP

A

Flexors *4

  1. M. Tensor Fascia Latae - cran, F
  2. M. Sartorius - med, F
  3. M. Adductor - med, F
  4. M. Rectus Femoris - Cran, F
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3
Q
  1. M. Gluteus superficialis
A
  1. M. Gluteus superficialis - dors, E

O: sacrum and first caudal vertebrae, partly from sacrotuberous ligament;
(and by means of deep gluteal fascia also from cranial dorsal iliac spine)

I: on tuberositas glutea (below greater trochanter)

A: extension of hip

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4
Q
  1. M. Gluteus medius
A
  1. M. Gluteus medius - dors, strongest E

O: crista iliaca and gluteal surface of iliac bone
I: greater trochanter of femur
A: strongest extensor of hip joint

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5
Q
  1. M. Piriformis
A
  1. M. Piriformis - dors, E

O: last sacral and first caudal vertebrae
I: greater trochanter of femur
A: extension of hip joint

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6
Q
  1. M. Gluteus profundus
A
  1. M. Gluteus profundus - dors, E

O: gluteal surface and body of iliac bone

I: greater trochanter of femur

A: extension of hip joint

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7
Q
  1. M. Biceps femoris
A
  1. M. Biceps femoris - Caud, E
O: 
its cranial part: 
- On sacrotuberous ligament, 
Caudal part 
- On tuber ischiadicum

I: by means of fascia lata and crural fascia to patella, patellar ligament, and tibial tuberosity and tibial crest, tuber calcanei by an accessory tendon

A: extends hip, and hock; its cranial part extends, caudal part flexes stifle

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8
Q
  1. M. Semitendinosus
A
  1. M. Semitendinosus - Caud, E

O: tuber ischiadicum

I: tibial crest (medially),
and tuber calcanei by means of an accessory tendon

A: extends hip, flexes stifle and extends hock

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9
Q
  1. M. Semimembranosus
A
  1. M. Semimembranosus - Caud, E

O: ventral aspect of tuber ischiadicum

I: cranial belly distally on medial lip and
medial condyle of femur,
caudal muscle belly on medial condyle of tibia
(behind medial collateral ligament)

A: extends hip and flexes stifle joint

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10
Q
  1. M. Gracilis
A
  1. M. Gracilis - Med, E

O: symphysis pelvis (by means of tendo symphysialis)

I: medially on tibial crest,
fascia cruris,
tuber calcanei
by an accessory tendon to common calcaneal tendon

A: adducts hindlimb, extends hip, flexes stifle, extends tarsus

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11
Q
  1. M. Quadratus femoris
A
  1. M. Quadratus femoris - Cran, E

M. quadratus femoris

O: ventral surface of tabula ossis ischii
(medial to tuber ischiadicum)

I: trochanteric fossa of femur

A: extension of hip joint and lateral rotation of hindlimb

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12
Q
  1. M. Tensor Fascia Latae
A
  1. M. Tensor Fascia Latae - cran, F

O: tuber coxae (cranial ventral iliac spine and spina alaris)

I: radiates into fascia lata and fascia cruris. Its superficial fascial layer covers thigh, deep fascial layer surrounds m. quadriceps femoris and attaches to femur

A: tenses fascia lata, FLEXES HIP and extends stifle

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13
Q
  1. M. Sartorius
A
  1. M. Sartorius - med, F

In dogs it has a cranial and caudal part.

Origin: iliac crest, cranial ventral iliac spine, thoracolumbar fascia

I: radiating into fascia lata and crural fascia,
- cranial part: inserts above stifle joint,
- caudal part: inserts below stifle joint
(the latter medially reaches tibial crest)

A: FLEXES HIP, extends or flexes stifle
(depending on which part contracts more)

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14
Q
  1. M. Adductor
A
  1. M. Adductor - med, F *****

O:
- m. adductor longus from ramus cranialis ossis pubis,
- m. adductor magnus et brevis are arising from symphysis pelvis (tendo symphysialis),
ramus caudalis ossis pubis and ramus ossis ischi

I: facies aspera and labium laterale of femur

A: adducts hindlimb and EXTENDS HIP

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15
Q
  1. M. Rectus Femoris
A
  1. M. Rectus Femoris - Cran, F

M. quadriceps femoris
O:
1. m. rectus femoris from body of ilium
(area m. recti femoris medialis et lat.),
the three vastus proximally on femur:
2. vastus lateralis from its craniolateral,
3. vastus medialis from its craniomedial and
4. vastus intermedius from its cranial surface

I: patella, and by means of patellar ligament on tibial tuberosity

A: strongest extensor of stifle joint; m. rectus femoris also flexes hip

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16
Q

DORSAL M. on the HIP

A

Dorsal M. of Buttoc

  1. m. gluteus superficialis
  2. m. gluteus medius
  3. m. piriformis
  4. m. gluteus profundus

Deep M. of Buttoc

  1. m. gemelli
  2. m. obturatorius externus
  3. m. obturatorius internus
  4. m. quadratus femoris
17
Q

DORSAL M. on the HIP

M.Gemelli

A

O: lateral side on corpus ossis ischii
(ventral to lesser sciatic notch – incisura ischiadica minor)

I: trochanteric fossa of femur

A: lateral rotation (supination) of hindlimb

18
Q

DORSAL M. on the HIP

M. obturatorius externus

A

O: outer surface of pelvis, around foramen obturatum
I: trochanteric fossa of femur
A: lateral rotation (supination) of hindlimb

19
Q

CRANIAL M. On the hip

A
  1. M. Tensor Fascia Latae

2. M. Quadriceps Femoris

20
Q

CRANIAL M. On the hip

1. M. Tensor Fascia Latae

A

O: tuber coxae (cranial ventral iliac spine and spina alaris)

I: radiates into fascia lata and fascia cruris.
Its superficial fascial layer covers thigh,
deep fascial layer surrounds m. quadriceps femoris and attaches to femur

A: tenses fascia lata, flexes hip and extends stifle

21
Q

CRANIAL M. On the hip

2. M. Quadriceps Femoris

A

O:
1. m. rectus femoris from body of ilium
(area m. recti femoris medialis et lat.),
the three vastus proximally on femur:
2. vastus lateralis from its craniolateral,
3. vastus medialis from its craniomedial and
4. vastus intermedius from its cranial surface

I: patella, and by means of patellar ligament on tibial tuberosity

A: strongest extensor of stifle joint; m. rectus femoris also flexes hip

22
Q

CAUDAL M. On the HIP

A
  1. M. Biceps Femoris
  2. M. Abductor Cruris Caudalis
  3. M. Semitendinosus
  4. M. Semimembranosus
23
Q

CAUDAL M. On the HIP

2. M. Abductor Cruris Caudalis

A

O: distal part of sacrotuberous ligament

I: disappears in crural fascia on lateral side
(it runs first medial, then lateral to m. biceps femoris)

A: abducts hindlimb, flexes stifle

24
Q

MEDIAL M. On the HIP

A
  1. M. Adductor
  2. M. Gracilis
  3. M. Sartorius

Anatomy 3 Final Muscles (23 decks)

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