Lower Body

Front 1

Internal Obturator

Back 1

Laterally rotates the thigh and extends and abducts the thigh when it is flexed.

Front 2

External Obturator

Back 2

Laterally rotates the thigh along with both the superior and inferior gemellus.

Front 3

Piriformis

Back 3

Laterally abducts, rotates, and extends the thigh.

Front 4

Quadratus Femoris

Back 4

Flexes and extends the leg in addition to laterally rotating the thigh.

Front 5

Gluteals

Back 5

Thigh and upper leg muscles located in the back or rear area of the body.

Front 6

Gluteus Minimus and Medius

Back 6

Abducts and rotates the thigh.

Front 7

The Adductors

Back 7

Third group that includes the longus, brevis, and magnus which draw back the thighs after abduction.

Front 8

Gracilis

Back 8

Flexes and adducts the leg as well as adducting the thigh.

Front 9

Quadriceps Femoris

Back 9

Group of muscles in the lower leg that includes the vastus, lateralis, medialis, and intermedius, all of which work to extend the leg.

Front 10

Rectus Femoris

Back 10

Flexes the thigh and extends the leg.

Front 11

Gastrocnemius or Calf Muscle

Back 11

Flexes the leg and extends the foot.

Front 12

Achilles Tendon

Back 12

Attaches the gastrocnemius and the sartorious, which flexes and adduts the leg into a cross legged position.

Front 13

Extrinsic Foot Muscles

Back 13

Located in the leg but pull on tendons tha move bones in the ankle and foot. Permit dorsiflexion (backward movement at the ankle), plantar flexion (movement toward the toes), inversion (turn inward), and eversion (turn outward) of the foot.

Front 14

Intrinsic Foot Muscles

Back 14

Produce flexion, extension, abduction, and adduction of the toes.