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