Hip, Thigh, & Leg Muscles

22 Oct. 2012 Hip-Thigh-Leg.ppt 1

Flexors of the Thigh

• Iliopsoas (2 parts)

– Iliacus

– Psoas major

• Sartorius

• Rectus femoris

22 Oct. 2012 Hip-Thigh-Leg.ppt 2

Extensors & Hyperextensors of Thigh

– power for walking, running

• Gluteus maximus

• Hamstring group

• Adductor magnus – (posterior part)

22 Oct. 2012 Hip-Thigh-Leg.ppt 3

Hamstring group

• Biceps femoris

• Semitendinosis

• Semimembranosus

22 Oct. 2012 Hip-Thigh-Leg.ppt 4

Abductors of Thigh

• Gluteus medius

• Gluteus minimus– Deep to gl. medius

• Tensor fasciae latae– via iliotibial tract to

lateral epicondyle of tibia

– (next slide)

22 Oct. 2012 Hip-Thigh-Leg.ppt 5

Adductors of Thigh

• Adductor magnus

• Adductor longus

• Adductor brevis

• Gracilis

• Pectineus

22 Oct. 2012 Hip-Thigh-Leg.ppt 6

Flexors of the Leg

– Remember "leg" means from knee to ankle.

• Hamstring group

• Gracilis

• Gastrocnemius– (next slide)

22 Oct. 2012 Hip-Thigh-Leg.ppt 7

Extensors of the Leg

• Quadriceps group– Rectus femoris

– Vastus lateralis

– Vastus medialis

– Vastus intermedius

22 Oct. 2012 Hip-Thigh-Leg.ppt 8

Plantar Flexors (Extensors of the Foot)

22 Oct. 2012 Hip-Thigh-Leg.ppt 9

• Gastrocnemius

• Soleus

• Fibularis longus

Dorsiflexors (Flexors of the Foot)

22 Oct. 2012 Hip-Thigh-Leg.ppt 10

• Tibialis anterior

• Extensor digitorum longus

• Extensor hallucis longus