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Anatomy Lab > Gluteal region > Flashcards

Gluteal region Flashcards

1
Q

Attachment of Gluteus Maximus

A
  • Fascia covering gluteus medius
  • Behind posterior gluteal line on ilium
  • Dorsal surface of lower sacrum
  • Lateral margin of coccyx
  • External surface of sacrotuberous ligament
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2
Q

Innervation of Gluteus Maximus

A

Inferior gluteal nerve

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3
Q

Vessels of Gluteus Maximus

A
  • Inferior gluteal artery

- Superior gluteal artery

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4
Q

Action of Gluteus Maximus

A

Powerful extensor of flexed femur at hip joint

  • lateral stabilizer of hip joint and knee joint
  • laterally rotates and abducts thigh
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5
Q

Attachment of Gluteus Medius

A
  • Between anterior and posterior gluteal lines of ilium

- Greater trochanter of femur

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6
Q

Innervation of Gluteus Medius

A

Superior gluteal nerve

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7
Q

Vessels of Gluteus Medius

A

Superior gluteal artery

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8
Q

Actions of Gluteus Medius

A
  • Abducts femur at hip joint
  • holds pelvis secure over stance leg and prevents pelvic drop on the opposite swing side during walking
  • medially rotates thigh
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9
Q

Attachments of Gluteus Minimus

A
  • Between inferior and anterior gluteal lines of ilium

- Greater trochanter of femur

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10
Q

Innervation of Gluteus Minimus

A

-Superior gluteal nerves

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11
Q

Vessels of Gluteus Minimus

A

-Superior gluteal artery

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12
Q

Actions of Gluteus Minimus

A
  • Abducts femur at hip joint
  • Holds pelvis secure over stance leg and prevents pelvic drop on the opposite swing side during walking
  • Medially rotates thigh
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13
Q

Attachment of Tensor Fascia Latae

A
  • Lateral aspect of crest of ilium between anterior superior iliac spine and tubercle of the crest
  • Iliotibial tract of fascia lata
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14
Q

Innervation of Tensor Fascia Latae

A

Superior gluteal nerve

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15
Q

Vessels of Tensor Fascia Latae

A
  • Superior gluteal artery

- Lateral circumflex femoral artery

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16
Q

Actions of Tensor Fascia Latae

A

Stabilizes the knee in extension

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17
Q

Attachments of Obturator Internus

A
  • Inner surface of obturator membrane
  • Margin of the obturator foramen
  • Greater trochanter of femur
18
Q

Innervation of Obturator Internus

A

Nerve to obturator internus (L5, S1)

19
Q

Vessels of Obturator Internus

A
  • Internal pudendal artery

- Obturator artery

20
Q

Actions of Obturator Internus

A
  • Laterally rotates the extended femur at hip joint

- Abducts flexed femur at hip joint

21
Q

Attachments of Obturator externus

A
  • External surface of obturator membrane

- Trochanteric fossa

22
Q

Innervation of Obturator externus

A

Obturator nerve

23
Q

Vessels of Obturator externus

A
  • Medial circumflex femoral artery

- Obturator artery

24
Q

Actions of Obturator externus

A

Laterally rotates thigh at hip joint

25
Attachments of Inferior gemellus
- Ischial tuberosity - Greater trochanter of femur - Inferior surface of the obturator internus tendon
26
Innervation of Inferior gemellus
Nerve to quadratus femoris (L5, S1)
27
Vessels of Inferior gemellus
Medial circumflex femoral artery
28
Actions of Inferior gemellus
- Laterally rotates the extended femur at hip joint | - Abducts flexed femur at hip joint
29
Attachments of Superior gemellus
- Ischial spine - Surface of obturator internus tendon - Greater trochanter of femur
30
Innervation of Superior gemellus
Nerve to obturator interus (L5, S1)
31
Vessels of Superior gemellus
- Internal pudendal artery | - Inferior gluteal artery
32
Actions of Superior gemellus
- Laterally rotates the extended femur at hip joint. | - Abducts flexed femur at hip joint
33
Attachments of Quadratus femoris
- Lateral aspect of ischium | - Quadrate tubercle on the intertrochanteric crest of the proximal femur
34
Innervation of Quadratus femoris
Nerve to quadratus femoris
35
Vessels of Quadratus femoris
- Inferior gluteal artery | - Medial circumflex femoral artery
36
Actions of Quadratus femoris
Laterally rotates the femur at hip joint
37
Attachments of Piriformis
- Anterior surface of sacrum | - Greater trochanter of femur
38
Innervation of Piriformis
Branches from S1 and S2
39
Vessels of Piriformis
- Superior gluteal artery - Inferior gluteal artery - Internal pudendal artery
40
Actions of Piriformis
- Laterally rotates the extended femur at hip joint | - Abducts flexed femur at hip joint

Anatomy Lab (5 decks)

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