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Functional Anatomy body parts > The Hip > Flashcards

The Hip Flashcards

1
Q

bones that make up the pelvis and hip joint

A

Anterior superior iliac spine (ASIS)
Iliac crest
public tubercle
posterior superior iliac spine
ischial tuberosity, acetabulum
lunate surface

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2
Q

Learning muscles

A

 Action – useful way to group muscles

 Origin – Where it starts

 Insertion – Where it ends

 Innervation – Which nerve switches it on

Remember muscles are simple things, they
can only get shorter or longer

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3
Q

hip flexors

A
  • Iliacus
  • Psoas Major
  • Rectus Femoris
  • Pectineus
  • Sartorius
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4
Q

iliacus (flexors)

A

Origin: Iliac crest; superior two thirds of iliac fossa; ala of sacrum; anterior sacroiliac ligaments.

Insertion: Lesser trochanter of femur, via tendon of psoas major.

Action: Flexes thigh at hip joint; flexes trunk.

Innervation: Femoral nerve

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5
Q

psoas major (flexor)

A

Origin: Transverse processes of L1-L5 vertebrae, vertebral bodies of T12-L5 vertebrae, and adjacent intervertebral discs.

Insertion: Lesser trochanter of femur.

Action: Flexes thigh at hip joint; flexes trunk.

Innervation: Anterior rami of first, second, and third lumbar nerves.

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6
Q

rectus femoris (flexor)

A

Origin: Anterior inferior iliac spine and supraacetabular groove of ilium.

Insertion: Tibial tuberosity, via tendon of quadriceps femoris muscle and patellar ligament.

Action: Extends leg at knee joint; flexes thigh at hip joint.

Innervation: Femoral nerve

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7
Q

pectineus (flexor)

A

Origin: Superior pubic ramus.

Insertion: Pectineal line of femur.

Action: Adducts and flexes thigh at hip joint.

Innervation: Femoral (L2-L3) and obturator (L2-L3) nerves.

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8
Q

sartorius (flexor)

A

Origin: Anterior superior iliac spine.

Insertion: Medial aspect of proximal part of tibia.

Action: Flexes and medially rotates leg at knee joint; assists in flexion, abduction and lateral rotation of thigh at hip joint.

Innervation: Femoral nerve

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9
Q

Hip extensors

A
  • Gluteus Maximus
  • Hamstrings
  • Biceps femoris (Long head)
  • Semitendinosus
  • Semimembranosus
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10
Q

Gluteus Maximus (extensor)

A

Origin: Area of ilium located posterior to its posterior gluteal line, posterior aspects of sacrum and coccyx, and sacrotuberous ligament.

Insertion: Tubercle of iliotibial tract on the tibia, via iliotibial tract and gluteal tuberosity of femur.

Action: Extends, laterally rotates, and abducts thigh at hip joint.

Innervation: Inferior gluteal nerve

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11
Q

Bicep femoris (long head) (extensor)

A

Origin: Ischial tuberosity.

Insertion: Head of fibula.

Action: Flexes and laterally rotates leg at knee joint; extends thigh at hip joint.

Innervation: Tibial division of sciatic nerve

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12
Q

Semitendinosus (extensor)

A

Origin: Ischial tuberosity.

Insertion: Medial aspect of proximal part of tibia.

Action: Flexes and medially rotates leg at knee joint; extends thigh at hip joint.

Innervation: Tibial division of sciatic nerve

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13
Q

Semimembranosus (extensor)

A

Origin: Ischial tuberosity.

Insertion: Medial condyle of tibia.

Action: Flexes and medially rotates leg at knee joint; extends thigh at hip joint.

Innervation: Tibial division of sciatic nerve

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14
Q

hip abductors

A
  • Gluteus medius
  • Gluteus minimus
  • Tensor fascia latae
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15
Q

Gluteus Medius (abductors)

A

Origin: Area of ilium located between anterior and posterior gluteal lines.

Insertion: Lateral aspect of greater trochanter of femur.

Action: Medially rotates and abducts thigh at hip joint.

Innervation: Superior gluteal nerve

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16
Q

Gluteus Minimus (abductors)

A

Origin: Area of ilium located between anterior and inferior gluteal lines.

Insertion: Anterolateral aspect of greater trochanter of femur.

Action: Medially rotates and abducts thigh at hip joint.

Innervation: Superior gluteal nerve

17
Q

Tensor Fascia Latae (abductors)

A

Origin: Anterior superior iliac spine and anterior one third of outer lip of iliac crest.

Insertion: Tubercle of iliotibial tract on the tibia, via iliotibial tract.

Action: Assists in medial rotation, abduction, and flexion of thigh at hip joint.

Innervation: Superior gluteal nerve

18
Q

Hip adductors

A
  • Adductor brevis
  • Adductor longus
  • Adductor magnus
  • Gracilis
  • Pectineus
19
Q

Adductor brevis (adductor)

A

Origin: Body of pubis and inferior pubic ramus.

Insertion: Proximal one third of medial lip of linea aspera of femur.

Action: Adducts thigh at hip joint.

Innervation: Anterior branch of obturator nerve

20
Q

Adductor longus (adductor)

A

Origin: Anterior surface of body of pubis.

Insertion: Middle one third of linea aspera of femur.

Action: Adducts thigh at hip joint.

Innervation: Anterior branch of obturator nerve

21
Q

Adductor magnus (adductor)

A

Origin: Inferior pubic ramus, ramus of ischium, and ischial tuberosity.

Insertion: Gluteal tuberosity, linea aspera, medial supracondylar line, and adductor tubercle.

Action: Adducts, flexes, and extends thigh at hip joint.

Innervation: Obturator nerve (L2-L4) and tibial division of sciatic nerve

22
Q

Gracilis (adductor)

A

Origin: Body of pubis and inferior pubic ramus.

Insertion: Medial aspect of proximal part of tibia.

Action: Flexes and medially rotates leg at knee joint; assists in adduction of thigh at hip joint.

Innervation: Obturator nerve

23
Q

Hip external (lateral) rotators

A
  • Gluteus maximus
  • Gluteus medius (posterior part)
  • Piriformis
  • Obturator internus
  • Obturator externus
  • Quadratus femoris
  • Gemellus inferior
  • Gemellus superior
24
Q

Gluteus maximus

A

Origin: Area of ilium located posterior to its posterior gluteal line, posterior aspects of sacrum and coccyx, and sacrotuberous ligament.

Insertion: Tubercle of iliotibial tract on the tibia, via iliotibial tract and gluteal tuberosity of femur.

Action: Extends, laterally rotates, and abducts thigh at hip joint.

Innervation: Inferior gluteal nerve

25
Q

Gluteus medius (posterior part)

A

Origin: Area of ilium located between anterior and posterior gluteal lines.

Insertion: Lateral aspect of greater trochanter of femur.

Action: Medially rotates and abducts thigh at hip joint.

Innervation: Superior gluteal nerve

26
Q

Piriformis

A

Origin: Pelvic surface of sacrum and sacrotuberous ligament.

Insertion: Superior border of greater trochanter of femur.

Action: Laterally rotates and transversely abducts thigh at hip joint.

Innervation: Nerve to piriformis (S1-S2).

27
Q

internal (medial rotators)

A
  • Gluteus medius (anterior part)
  • Gluteus minimus (anterior part)
  • Tensor fascia latae
28
Q

Gluteus medius (anterior part)

A

Origin: Area of ilium located between anterior and posterior gluteal lines.

Insertion: Lateral aspect of greater trochanter of femur.

Action: Medially rotates and abducts thigh at hip joint.

Innervation: Superior gluteal nerve

29
Q

Gluteus minimus (anterior parts)

A

Origin: Area of ilium located between anterior and inferior gluteal lines.

Insertion: Anterolateral aspect of greater trochanter of femur.

Action: Medially rotates and abducts thigh at hip joint.

Innervation: Superior gluteal nerve

30
Q

Tensor Fascia Latae

A

Origin: Anterior superior iliac spine and anterior one third of outer lip of iliac crest.

Insertion: Tubercle of iliotibial tract on the tibia, via iliotibial tract.

Action: Assists in medial rotation, abduction, and flexion of thigh at hip joint.

Innervation: Superior gluteal nerve

Functional Anatomy body parts (7 decks)

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