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Sartorius — Origin?

Superior spine of the ilium

Sartorius — Insertion?

Medial surface of the proximal end of the tibia

Sartorius — Action?

Knee and hip flexion; hip adduction, as in crossing the legs

Gracilis — Origin?

Body and inferior ramus of the pubis; ramus of the ischium

Gracilis — Insertion?

Medial surface of the tibia, below the condyle

Gracilis — Action?

Hip adduction, knee flexion, and medial rotation of the tibia

Pectineus — Origin?

Superior ramus of the pubis

Pectineus — Insertion?

Spiral line of the femur

Pectineus — Action?

Hip adduction and hip flexion

Rectus femoris (quadriceps group) — Origin?

Ilium at the anterior inferior spine

Rectus femoris (quadriceps group) — Insertion?

Tibial tuberosity, lateral and medial condyles, via the patella

Rectus femoris (quadriceps group) — Action?

Extension of the knee

Vastus medialis (quadriceps group) — Origin?

Intertrochanteric line of the femur

Vastus medialis (quadriceps group) — Insertion?

Tibial tuberosity, lateral and medial condyles, via the patella

Vastus medialis (quadriceps group) — Action?

Extension of the knee

Vastus lateralis (quadriceps group) — Origin?

Greater trochanter of the femur

Vastus lateralis (quadriceps group) — Insertion?

Tibial tuberosity, lateral and medial condyles, via the patella

Vastus lateralis (quadriceps group) — Action?

Extension of the knee

Biceps femoris (hamstring group) — Origin?

Long head: ischial tuberosity. Short head: linea aspera of the femur

Biceps femoris (hamstring group) — Insertion?

Head of the fibula

Biceps femoris (hamstring group) — Action?

Knee flexion

Adductor magnus — Origin?

Inferior ramus of the pubis, ramus and tuberosity of the ischium

Adductor magnus — Insertion?

Linea aspera and gluteal tuberosity of the femur

Adductor magnus — Action?

Adduction of the hip

Adductor longus — Origin?

Body and inferior ramus of the pubis

Adductor longus — Insertion?

Linea aspera of the femur

Adductor longus — Action?

Adduction of the hip

Adductor brevis — Origin?

Body and inferior ramus of the pubis

Adductor brevis — Insertion?

Linea aspera and spiral line of the femur

Adductor brevis — Action?

Adduction of the hip

Gluteus maximus — Origin?

Posterior gluteal line of the ilium

Gluteus maximus — Insertion?

Gluteal tuberosity of the femur

Gluteus maximus — Action?

Extension of the hip joint

Popliteus — Origin?

Lateral condyle of the femur

Popliteus — Insertion?

Posterior surface of the upper tibia

Popliteus — Action?

Medial rotation of the tibia

Scalenes — Origin?

Ribs 1 and 2

Scalenes — Insertion?

Transverse processes of C1–C7 vertebrae

Scalenes — Action?

Flexion and rotation of the neck; elevation of ribs 1 and 2

Buccinator — Insertion?

Not provided

Buccinator — Action?

Compresses cheeks against teeth and gums

Buccinator — Innervation?

Facial nerve