click below
click below
Normal Size Small Size show me how
Upper Leg Muscles
Contains material from BIO 201 lab
Term | Definition |
---|---|
Iliacus | Flat triangular muscle which fills the iliac fossa |
Psoas Major | Long fusiform muscle in lateral lumbar region that is part of the hip flexors, lifting the upper leg towards the body |
Ilioposoas | The iliacus and the psoas major join to fuse this muscle |
Gluteus Maximus | One of the three gluteal muscles and one of the largest muscles in the body; the main extensor muscle of the hip; forms the prominence of the buttocks |
Gluteus Medius | One of the three gluteal muscles, which helps to move the hip |
Priformis | Pear shaped muscle that is one of the muscles in the lateral rotator group; helps to rotate the femur |
Tensor Faciae Latae | Muscle of the thigh that keeps the balance of the pelvis |
Rectus Femoris | Part of the anterior compartment and one of the four quadriceps muscles. Fusiform muscle that flexes the thigh at the hip and to extend the leg at the knee |
Vastus Lateralis | Part of the anterior compartment and one of the four quadriceps muscles. The most powerful out of the quadriceps, it extends the knee joint. |
Vastus Medialis | Part of the anterior compartment and one of the four quadriceps muscles. Looks a bit like a teardrop and extends the knee. |
Vastus Intermedius | Part of the anterior compartment and one of the four quadriceps muscles. It is one of the deeper of the four, and flexes the hip and extends the knee. |
Sartorius | Part of the anterior compartment. A long, thin, superficial muscle that runs down the thigh and is more of a synergist muscle that helps a main agonist muscle |
Gracilis | Part of the medial compartment. The most superficial of the medial thigh; flattened, and adducts, medially and laterally rotates, and flexes the hip |
Adductor Longus | Part of the medial compartment. Adducts the thigh. |
Adductor Magnus | Part of the medial compartment. A large triangular muscle that adducts the thigh |
Biceps Femoris | Part of the hamstring group. Consists of both a short and a long head, and extends the hip and flexes the knee. |
Semimembranosus | Part of the hamstring group. Has a flat tendon of origin and extends the hip and flexes the knee. |
Semitendinosus | Part of the hamstring group. Has a very long tendon of insertion and extends the hip and flexes the knee. |