Lab 5 - Upper Leg Musculature

Sartorius and Gracilis - Not Reflected Blue: Sartorius Yellow: Gracilis

Sartorius and Gracilis - Not Reflected

Blue: Sartorius

Yellow: Gracilis

Sartorius O - Anterior superior iliac spine I - Medial side of tibia F – Hip flexion and lateral rotation, knee flexion

Sartorius

O - Anterior superior iliac spine

I - Medial side of tibia

F – Hip flexion and lateral rotation, knee flexion

Gracilis O - Body and Inferior Ramus of pubis I - Medial side of tibia   F - Hip adduction, flexion, and medial rotation, knee flexion

Gracilis

O - Body and Inferior Ramus of pubis

I - Medial side of tibia  

F - Hip adduction, flexion, and medial rotation, knee flexion

Iliotibial Band (IT Band) (Tensor Fascia Latae) O - Illiac Crest I - Illiotibial band to tibia   F - Hip flexion, abduction and medial rotation

Iliotibial Band (IT Band) (Tensor Fascia Latae)

O - Illiac Crest

I - Illiotibial band to tibia  

F - Hip flexion, abduction and medial rotation

Quadriceps Blue:  Vastus Medialis Yellow:  Rectus Femoris Green: Vastus Lateralis

Quadriceps

Blue:  Vastus Medialis

Yellow:  Rectus Femoris

Green: Vastus Lateralis

Vastus Lateralis O - Lateral aspect of femur I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon F - Knee extension

Vastus Lateralis

O - Lateral aspect of femur

I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon

F - Knee extension

Rectus Femoris O - Anterior inferior iliac spine I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon F - Flexion of hip and knee extension

Rectus Femoris

O - Anterior inferior iliac spine

I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon

F - Flexion of hip and knee extension

Vastus Medialis O - Medial aspect of femur I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon F - Knee extension

Vastus Medialis

O - Medial aspect of femur

I - Patella via quadriceps tendon, then tibial tuberosity via patellar tendon

F - Knee extension

Hamstrings and Adductors Purple: Sartorius Yellow: Adductor Longus Light Green: Adductor Femoris Red: Semimembranosus Dark Green: Gracilis - Reflected Blue: Semitendinosus

Hamstrings and Adductors

Purple: Sartorius

Yellow: Adductor Longus

Light Green: Adductor Femoris

Red: Semimembranosus

Dark Green: Gracilis - Reflected

Blue: Semitendinosus

Semimembranosus O - Ischial tuberosity I - Medial condyle and side of tibia F - Hip extension and knee flexion

Semimembranosus

O - Ischial tuberosity

I - Medial condyle and side of tibia

F - Hip extension and knee flexion

Semitendinosus - Anterior View O - Ischial tuberosity I - Medial side of tibia F - Hip extension and knee flexion

Semitendinosus - Anterior View

O - Ischial tuberosity

I - Medial side of tibia

F - Hip extension and knee flexion

Semitendinosus - Posterior View

Semitendinosus - Posterior View

Adductor Femoris - NOT IN HUMANS (Adductor Brevis and Magnus)

Adductor Femoris - NOT IN HUMANS (Adductor Brevis and Magnus)

Adductor Longus O - Pubic crest and symphysis I - Linea aspera of femur F - Hip adduction and flexion

Adductor Longus

O - Pubic crest and symphysis

I - Linea aspera of femur

F - Hip adduction and flexion

Biceps Femoris   O - Ischial tuberosity (Long Head), Posterior lateral side of femur (Short Head) I - Head of fibula and lateral condyle of tibia F - Long head extends hip and flexes knee, Short head flexes knee

Biceps Femoris  

O - Ischial tuberosity (Long Head), Posterior lateral side of femur (Short Head)

I - Head of fibula and lateral condyle of tibia

F - Long head extends hip and flexes knee, Short head flexes knee