EXS345 Exam 3 - Lower extremities and Trunk

Degrees of hip flexion

To 125°

Degrees of hip extension

Hyperextension to 15°

Degrees of hip abduction

To 45°

Degrees of hip adduction

To 30°

Degrees of medial rotation

Through 50°

Degrees of lateral rotation

Through 50°

Degrees of knee flexion

To 145°

Degrees of knee extension

To 2°

Degrees of dorsiflexion

20°

Degrees of plantarflexion

To 50°

Degrees of Atlantooccipital flexion

15°

degrees of alantoaxial flexion/extension

10°

Degrees of alantoaxial rotaion

50°

Degrees of c3-c7 flexion/rotation

90°

Degrees of c3-c7 extension

70°

Degrees of c3-c7 lateral rotation

45°

Degrees of thoracic flexion/extension

3°-12°

Degrees of thoracic lateral flexion

2-9°

Degrees of lumbar flexion

59°

Degrees of lumbar extension

37°

Degrees of lumbar lateral flexion

26°

Degrees of lumbar rotation

18°

Degrees of spinal flexion/extension

140°

Degrees of spinal lateral flexion

85°

Degrees of trunk flexion

140°

Prime movers of hip flexion

Iliacus, psoas major (iliopsoas muscle group)

Synergists of hip flexion

Pectineus, Rectus Femoris, Sartorius, Tensor Fasciae Latae

Prime movers of hip extension

Gluteus maximus, Biceps Femoris, Semitendinosus, Semimembranosus

Synergist of hip extension

Adductor Magnus

Prime movers of hip abduction

Gluteus medius, Gluteus minimus

Synergists of hip abduction

Piriformis, Rectus femoris, sartorius, tensor fasciae latae

Prime movers of hip adduction

Adductor longus, Adductor brevis, Adductor magnus

Synergists of hip adduction

Gracilis, Pectineus

Prime mover of medial rotation

Gluteus Medius, Gluteus minimus

Synergists of medial rotation

Adductors, Gracilis, Semimembranosus, Semitendinosus

Prime mover of lateral rotation

Gluteus Maximus

Synergists of lateral rotation

Obturator Externus, Obturator internus, Obturator femoris, Sartorius

Prime mover of knee flexion

Biceps femoris, Semitendinosus, Semimembranosus

Synergists of knee flexion

Gastrocnemius, Popliteas

Prime mover of knee extension

Rectus femoris, Vastus lateralis, Vastus intermedius, Vastus medialis

Synergists of knee extension

No true synergist

Prime mover of dorsiflexion

Tibialis anterior

Synergists of dorsiflexion

Peroneus, Extensor digitorum longus, Extensor hallucis longus

Prime mover of plantarflexion

Gastrocnemius, soleus

Synergists of plantarflexion

Tibialis posterior, Plantaris

Prime mover of trunk flexion

Rectus abdominus

Synergists of trunk flexion

Internal & External obliques, illiopsoas

Prime mover of head and neck flexion

Sternocleidomastoid and Scaleni

Iliacus origins

Inner surface of ilium, sacrum

Iliacus insertion

Lesser trochanter

Psoas major origin

Transverse processes & body L1-T12

Psoas major insertion

Lesser trochanter

Pectinous origin

Pectineal line

Pectinous insertion

Below lesser trochanter

Rectus femoris origin

Anterior iliac spine

Rectus femoris insertion

Tibial tuberosity

Sartorius origin

Anterior iliac spine

Sartorius insertion

Medial tibia

Tensor Fasciae Latae origin

Anterior iliac spine

Tensor Fasciae Latae insertion

Ilitibial tract (IT Tract)

Gluteus Maximus origin

Posterior Ilium, sacrum, coccyx

Gluteus Maximus insterion

Gluteal Tuberosity, IT tract

Biceps Femoris origin

Ischial Tuberosity

Biceps Femoris insertion

Lateral condyle of tibia, head of fibula

Semitendinosus Origin

Ischial tuberosity

Semitendinosus insertion

Medial tibia

Semimembranosus origin

Ischial tuberosity

Semimembranosus insertion

Medial condyle of tibia

Adductor Magnus origin

Anterior pubis, Ischial tuberostiy

Adductor magnus insertion

Linea aspera, adductor tubercle

Gluteus medius origin

Lateral ilium

Gluteus Medius insertion

Front of greater trochanter

Gluteus Minimus origin

Lower ilium

Gluteus minimus insertion

Front of greater trochanter

Piriformis origin

Anterior lateral sacrum

Piriformis insertion

Superior greater trochanter

Adductor Longus origin

Inferior pubis

Adductor longus insertion

Posterior femur

Adductor brevis origin

Inferior pubis

Adductor brevis insertion

Upper posterior femur

Gracilis origin

Inferior pubis

Gracilis insertion

Medial tibia

Obtruator externus origin

Margin of obtruator foramen

Obtruator externus insertion

Greater trochanter

Obtruator internus origin

Ischial tuberosity

Obtruator internus insertion

Greater trochanter

Gastrocnemius origin

Condyles of femur

Gastrocnemius insertion

Calcaneus

Popliteus origin

Lateral condyle of femur

Popliteus insertion

Proximal tibia

Vastus lateralis origins

IT Line, Linea aspera

Vastus Lateralis insertion

Tibial tuberosity

Vastus medialis origins

Linea aspera, trochanteric line

Vastus medialis insertion

TIbial tuberosity

Vastus intermedius origin

Anterior lateral femur

Vastus intermedius insertion

Tibial tuberosity

Tibialis anterior origins

Upper lateral tibia, IS Membrane

TIbialis anterior insertion

Cuneiform

Peroneus Tertius Origins

Lower anterior fibula, IS membrane

Peroneus Tertius insertion

Base of 5th metatarsal