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The pelvic floor
The pelvic floor muscles form a sheet that lies between the pubic bone, the coccyx and
the two ischium (sit bones)
Imprint
A slight posterior pelvic tilt with slight lumbar flexion.
Stabilises lumbo-pelvic region, used for open kinetic chain exercises (both feet off floor)
Neutral
Normal curve of lumbar spine if present and the Asis and symphysis pubis lie in the
same plane parallel to the mat.
Most stable & shock absorbing position, good place for efficient movement patterns. -
used for closed chain kinetic exercises (or open chain if strong enough!)
Knee flexor
Semitendinosus
Semimembranosus
Biceps femoris
Gastrocnemius
Sartorius
Popliteus
Knee extensors
rectus femoris, vastus lateralis, vastus medialis, vastus intermedius
Tensor fascia latae
Lateral rotate tibia @ knee
Bicep femoris
Medially rotate tibia @ knee
Semitendinous
Semimembranosus
Gracilis
Sartorius
Plantar flex ankle
gastrocnemius, soleus, plantaris,, flexor digitorum longus, flexor hallucis longus, tibialis
posterior
Fibularis brevis
Fibularis longus
Dorsiflex Ankle
tibialis anterior, extensor digitorum longus, extensor hallucis longus, fibularis tertius
Scapulae retractors
Trapezius
Rhomboid minor
Rhomboid major
Scapular stabilisers
Serrarus Anterior, trapezius, rhomboids, levator scapulae and pectoralis minor