Download The Hip Muscles

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The Hip Muscles
BIO 238
Instructor: Dr. Gourdine
LE 8-7
Ilium
Ilium
POSTERIOR
Ischium
ANTERIOR
ANTERIOR
POSTERIOR
Pubis
Ischium
Pubis
Iliac crest
Anterior
gluteal
line
Anterior
superior
iliac spine
Posterior
gluteal
line
Auricular surface
for articulation
with sacrum
Iliac
fossa
Inferior
gluteal line
Posterior
superior
iliac spine
Posterior
superior
iliac spine
Anterior inferior
iliac spine
Posterior inferior
iliac spine
Posterior inferior
iliac spine
Acetabulum
Greater sciatic notch
Greater sciatic notch
Superior ramus of pubis
Ischial spine
Pectineal line
Lesser sciatic
notch
Ischial spine
Lesser sciatic notch
Pubic tubercle
Ischial tuberosity
Inferior ramus of pubis
Ischial tuberosity
Obturator foramen
Ischial ramus
Ischial ramus
Right coxal bone, lateral view
Right coxal bone, medial view
LE 8-8
SACRUM
COCCYX
ILIUM
Coxal bone
(Figure 8–7)
PUBIS
ISCHIUM
Iliac crest
L4
L5
L5
Iliac
fossa
Sacral
foramina
ILIUM
Posterior
superior
iliac spine
SACRUM
PUBIS
Acetabulum
SACRUM
Posterior
inferior
iliac spine
Ischial spine
Pubic
symphysis
Pubic
tubercle
Greater
sciatic
notch
ISCHIUM
Ischial tuberosity
Obturator
foramen
COCCYX
Anterior view
Posterior view
LE 8-11
Neck
Greater trochanter
Neck
Femoral head
Greater
trochanter
Intertrochanteric
crest
Gluteal tuberosity
Intertrochanteric
line
Lesser trochanter
Pectineal line
Linea aspera
Shaft
Popliteal surface
Patellar surface
Lateral epicondyle
Lateral condyle
Adductor tubercle
Intercondylar fossa
Medial epicondyle
Lateral epicondyle
Lateral condyle
Medial condyle
Anterior surface
Posterior surface
LE 8-13
Lateral tibial condyle
Medial tibial condyle
Head of fibula
Lateral tibial condyle
Tibial tuberosity
Head of fibula
Soleal line
Anterior margin
FIBULA
TIBIA
FIBULA
Medial malleolus (tibia)
Lateral malleolus
(fibula)
Lateral malleolus
(fibula)
Anterior view
Posterior view
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Hip Rotation (Lateral and Medial)
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Hip Flexion and Extension
8
Hip Abduction and Adduction
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Gluteal Muscles (pg 316)
• Gluteus Maximus
▫ O- Coccyx, edge of sacrum, posterior iliac crest, sacrotuberous and
sacroiliac ligaments
▫ I- Iliotibial tract (upper fibers) and Gluteal tuberosity of femur
(lower fibers)
▫ A-Extension, lateral rotation, and abduction of hip
Figure 11–19a,b
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Gluteal Muscles (pg 316)
• Gluteus Medius
▫ O- Gluteal surface of ilium, between posterior and anterior gluteal
lines, just below the iliac crest
▫ I- Lateral aspect of greater trochanter
▫ A-Abduction, medial rotation of femur at hip
Figure 11–19a,b
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Gluteal Muscles (pg 316)
• Gluteus Minimus
▫ O- Gluteal surface of ilium between anterior and inferior gluteal lines
▫ I- Anterior surface of greater trochanter of femur
▫ A- Abduction, medial rotation of femur at hip
Figure 11–19a,b
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Thigh Adductors (pg 319, 320)
• Adductor Magnus
▫ O- Inferior ramus of pubis, ischial tuberosity
and ramus of ischium
▫ I- Medial lip of linea aspera and adductor
tubercle of femur
▫ A- Adduction and medial rotation of hip,
assists flexion of femur at hip
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Thigh Adductors (pg 319, 320)
• Adductor longus
▫ O-Pubic tubercle
▫ I- Medial lip of linea aspera
▫ A- Adduction and medial rotation of hip ,
assists flexion of femur at hip
Figure 11–20b
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Thigh Adductors (pg 319, 320)
• Adductor brevis
▫ O-Inferior ramus of pubis
▫ I- Pectineal line and medial lip of linea
aspera
▫ A- Adduction and medial rotation of hip,
assists flexion of femur at hip
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Thigh Adductors (pg 319, 321)
• Pectinus
▫ O-Superior Ramus of pubis
▫ I- Pectineal line of femur
▫ A- Adduction and medial rotation of hip,
assists flexion of femur at hip
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Thigh Adductors (pg 319, 321)
• Gracilis
▫ O-Inferior ramus of pubis
▫ I- Medial proximal shaft of tibia
▫ A- Adduction and medial rotation of hip,
flexion and medial rotation of knee
Lateral Rotators (pg 328)
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• Piriformis
▫ O- Anterolateral surface of sacrum
▫ I- Superior aspect of greater trochanter
▫ A- Lateral rotation and abduction of hip
Figure 11–19c,d
Lateral Rotators (pg 328)
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• Quadratus femoris
▫ O- Lateral border of ischial tuberosity
▫ I- Intertrochanteric crest
▫ A- Lateral rotation of the hip
Figure 11–19c,d
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Lateral Rotators (pg 328)
• Obturator internus
▫ O- Obturator membrane and inferior surface of obturator
foramen
▫ I- Medial surface of greater trochanter of femur
▫ A- Lateral rotation of the hip
Figure 11–19c,d
Lateral Rotators (pg 329)
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• Obturator externus
▫ O- Rami of pubis and ischium, obturator membrane
▫ I- Trochanteric fossa of femur
▫ A- Lateral rotation of hip
Figure 11–19c,d
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Iliopsoas (pg 332)
• Psoas Major
▫ O- Lumbar vertebrae T12L5
▫ I- Lesser trochanter of
femur
▫ A- Flexion of hip
Figure 11–19c,d
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Iliopsoas (pg 332)
• Iliacus
▫ O- Iliac Fossa
▫ I- Lesser trochanter of
femur
▫ A- Flexion of hip joint
Figure 11–19c,d