Muscles of Lower Appendage

Match Origin with Muscle

• Quadratus lumborum

• Crest of the ilium

• Rectus Femoris

• TP T12-L5, Iliac fossa, iliac crest

• Iliopsoas

• Anterior-superior iliac spine

• Sartorius

• Posterior ilium, scarum, coccyx, and ligaments

• Gluteus maximus

• Anterior-inferior iliac spine

Match Insertion with Muscle

• Quadratus lumborum

• Tibial tuberosity

• Gluteus maximus

• Proximal-medial surface of the tibia

• Rectus Femoris

• Greater trochanter

• Iliopsoas

• Lesser trochanter

• Sartorius

• TP L1-L4 and 12th rib

Match Action with Muscle

• Rectus Femoris

• Hip extension, Hip ER, Posterior pelvic tilt, Trunk Extension

• Gluteus maximus

• Hip flexion, Hip adduction, Hip ER, Knee flexion, Knee IR

• Sartorius

• Extension of lumbar, Lateral flexion of trunk

• Iliopsoas

• Hip flexion, Knee extension

• Quadratus lumborum

• Hip flexion, Anterior pelvic tilt, Flexion of trunk

Match Action with Muscle

• Gluteus medius

• Hip extension, posterior pelvic tilt, Knee flexion, Knee IR (shorter)

• Gluteus minimus

• Hip extension, posterior pelvic tilt, Knee flexion, Knee IR

• Semimembranosus

• Hip abduction

• Piriformis

• ER

• Semitendinosis

• Hip abduction, Hip IR

Match Insertion with Muscle

• Gluteus medius

• Proximal-medial surface of tibia

• Semimembranosus

• Greater trochanter (apex)

• Piriformis

• Medial condyle of tibia

• Semitendinosis

• Greater trochanter (mid)

• Gluteus minimus

• Greater trochanter

Match Origin with Muscle

• Semitendinosis

• Ischial tuebrosity (short)

• Gluteus minimus

• Ischial tuberosity

• Piriformis

• Outer surface of the ilium

• Gluteus medius

• Anterior side of the sacrum

• Semimembranosus

• Outer surface of the ilium (mid)

Match Origin with Muscle

• Piriformis

• Ischial tuberosity

• Tensor Fascia Latae

• Outer surface of the iliac crest

• Biceps Femoris

• Anterior side of the sacrum

Match Insertion with Muscle

• Biceps Femoris

• Greater trochanter

• Piriformis

• Head of fibula

• Tensor Fascia Latae

• Proximal 1/3 of IT band

Match Action with Muscle

• Tensor Fascia Latae

• ER

• Biceps Femoris

• Hip extenison, Posterior pelvic tilt, Knee flexion, Knee ER

• Piriformis

• Hip flexion, Hip abduction, Hip IR

Match the following

Groups:

(a) Hip Adduction

,

(b) Deep Rotators Hip

• Piriformis (largest)

• Gemellus inferior

• A: Adduct

• I: Femur

• Quadratus femoris

• Adductor Longus

• Obturator Externus

• Gemellus superior

• Adductor Magnus

• A: Lateral rotation of hip

• Obturator Internus

• Pectineus

• Adductor Brevis

• O: ilium

• I: Greater trochanter

• O: Pubis

• Gracilis