| Muscle |
Group |
Proximal/Medial Attachments |
Distal/Lateral Attachments |
Actions |
| Tensor Fasciae Latae (TFL) |
No Group |
Anterior Superior Iliac Spine (ASIS): and the anterior iliac crest. |
Iliotibial Band (ITB): 1/3 of the way down the thigh. |
Flexes; Abducts; Medially Rotates Thigh at the Hip Joint; Anteriorly Tilts; Depresses (Laterally Tilts); Ipsilaterally Rotates Pelvis at the Hip Joint; Extends the Leg at the Knee Joint |
| Sartorius |
Pes Anserine |
Anterior Superior Iliac Spine (ASIS) |
Pes Anserine Tendon (at the Proximal Anteromedial Tibia) |
Flexes; Abducts; Laterally Rotates Thigh at the Hip Joint; Flexes; Medially Rotates Leg at the Knee Joint; Anteriorly Tilts; Depresses (Laterally Tilts); Contralaterally Rotates the Pelvis at the Hip Joint |
| Rectus Femoris |
Quadriceps Femoris |
Anterior Inferior Iliac Spine (AIIS): and just superior to the brim of the acetabulum. |
Tibial Tuberosity: via the patella and the patellar ligament. |
Extends Leg at the Knee Joint; Flexes Thigh at the Hip Joint; Anteriorly Tilts Pelvis at the Hip Joint |
| Vastus Lateralis |
Quadriceps Femoris |
Lina Aspera of the Femur: lateral lip of the linea aspera of the femur, and the anterior intertrochanteric line and gluteal tuberosity of the femur. |
Tibial Turberosity: via the patella and the patellar ligament. |
Extends the Leg at the Knee Joint |
| Vastus Medialis |
Quadriceps Femoris |
Linea Aspera of the Femur: medial lip of the linea aspera, and the intertrochanteric line and the medial supracondylar line of the femur. |
Tibial Tuberosity: via the patella and the patellar ligament. |
Extends the Leg at the Knee Joint |
| Vastus Intermedius |
Quadriceps Femoris |
Anterior Shaft and Linea Aspera of the Femur: anterior and lateral surfaces of the femur and the lateral lip of the linea aspera. |
Tibial Tuberosity: via the patella and patellar ligament. |
Extends the Leg at the Knee Joint |
| Articularis Genus |
No Group |
Anterior Distal Femoral Shaft |
Joint Capsule of the Knee Joint |
Tenses and Pulls the Joint Capsule of the Knee Joint Proximally |
| Pectineus |
Adductors of the Thigh |
Pubis: pectineal line on the superior pubic ramus. |
Proximal Posterior Shaft of the Femur: pectineal line of the femur. |
Adducts; Flexes Thight at the Hip Joint; Anteriorly Tilts; Elevates Pelvis at the Hip Joint |
| Adductor Longus |
Adductors of the Thigh |
Pubis: anterior body. |
Linea Aspera of the Femur: the middle 1/3 at the medial lip. |
Adducts; Flexes Thight at the Hip Joint; Anteriorly Tilts; Elevates Pelvis at the Hip Joint |
| Gracilis |
Adductors of the Thigh; Pes Anserine |
Pubis: anterior body and inferior ramus. |
Pes Anserine Tendon (at the Proximal Anteromedial Tibia). |
Adducts; Flexes Thigh at the Hip Joint; Flexes; Medially Rotates Leg at the Knee Joint; Anteriorly Tilts; Elevates Pelvis at the Hip Joint |
| Adductor Brevis |
Adductors of the Thigh |
Pubis: inferior ramus. |
Linea Aspera of the Femur: proximal 1/3. |
Adducts; Flexes Thigh at the Hip Joint; Anteriorly Tilts; Elevates Pelvis at the Hip Joint |
| Adductor Magnus |
Adductors of the Thigh |
Pubis and Ischium: Anterior Head - inferior pubic ramus and the ramus of the ischium; Posterior Head - ischial tuberosity. |
Linea Aspera of the Femur: gluteal tuberosity, medial supracondylar line, and adductor tubercle of the femur. |
Adducts: Extends Thigh at the Hip Joint; Posteriorly Tilts; Elevates Pelvis at the Hip Joint |
| Biceps Femoris |
Hamstring |
Long Head - Ischial Tuberosity: and the sacrotuberous ligament; Short Head - Linea Aspera: lateral supracondylar line of the femur. |
Head of the Fibula: lateral tibial condyle. |
Flexes Leg at the Knee Joint (entire muscle); Extends Thigh at Hip Joint (long head); Posteriorly Tilts Pelvis at Hip Joint (long head); Laterally Rotates Leg at Knee Joint (entire muscle); Adducts; Laterally Rotates Thigh at Hip Joint (long head) |
| Semitendinosus |
Hamstring; Pes Anserine |
Ischial Tuberosity |
Pes Anserine Tendon (at the Proximal Anteromedial Tibia) |
Flexes; Medially Rotates the Leg at the Knee Joint; Extends; Medially Rotates Thigh at the Hip Joint; Posteriorly Tilts the Pelvis at the Hip Joint |
| Semimembranosus |
Hamstring |
Ischial Tuberosity |
Medial Condyle of the Tibia: posterior surface. |
Flexes; Medially Rotates Leg at Knee Joint; Extends; Medially Rotates Thight at Hip Joint; Posteriorly Tilts Pelvis at the Hip Joint |
IVC Lesson 11
