Contents
Anatomy
Position
- Superficial
Origin
- Crista iliaca anterior
- Pubis
- Abdominal aponeurosis
Insertion
- Inferior border of 5-12th ribs
Main function
Trunk
- Flexion
- Lateral flexion
- Contralateral rotation
Pelvis
- Posterior tilt
Secondary function
Pelvis
- Elevation
- Ipsilateral rotation
Abdominal content
- Compression
Segmental nerve innervation
Arterial supply
Referred pain pattern
Muscle type
- Phasic
- Weakens when overactivated
Symptoms
- Postural distortion of pelvis
- Dysfunctional gait
- Loss of abdominal tone
- Gas, bloating, belching, heartburn
- Vomiting, diarrhea
Muscular attachments
Videoes
Short version
Detailed version
Myofascial lines
Lateral line
- Splenius capitis / sternocleidomastoideus
- External and internal intercostals
- Lateral oblique
- Gluteus maximus
- Tensor fascia latae
- Iliotibial tract/abductors
- Anterior ligament of head of fibula
- Peroneal muscles
Spiral line
- Splenius capitis and cervicis
- Rhomboideus major and minor
- Serratus anterior
- External oblique, abdominal aponeurosis, linea alba
- Internal oblique
- Tensor fascia latae
- Iliotibial tract
- Tibialis anterior
- Peroneus longus
- Biceps femoris
- Sacrotuerous ligament
- Sacrolumbar fascia
- Erector spinae