1. Muscles That Move the Leg (Table 8.13, p.198)
These muscles connect the tibia or fibula to the femur or pelvic girdle.
The muscles either flex or extend the knee.
The muscles include the hamstring group and the quadriceps femoris group.

2. Muscles That Move the Leg, cont….
Flexors (aka, ???):
Biceps femoris
Semitendinosus
Semimembranosus
Sartorius
Extensors:
Quadriceps femoris group – 4 parts:
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius

3. Muscles That Move the Ankle, Foot, and Toes (Table 8.14, p.199)
Attach the femur, tibia, and fibula to the bones of the foot
Responsible for dorsiflexion, plantar flexion, inversion, and eversion, and are grouped by these catagories:
Dorsal flexors
Plantar flexors
Invertors
Evertors

4. Muscles That Move the Ankle, Foot, and Toes, continued…..
Dorsal flexors:
Tibialis anterior
Peroneus (fibularis) tertius
Extensor digitorum longus
Plantar flexors:
Gastrocnemius
Soleus
Flexor digitorum longus
Invertor: tibialis posterior
Evertor: peroneus (fibularis) longus