vastus intermedius (muscle)

vas·tus in·ter·me·di·us (mus·cle)

[TA]

central deep head of quadriceps muscle of anterior (extensor) compartment of thigh; origin, upper three fourths of anterior surface of shaft of femur; insertion, tibial tuberosity by way of common tendon of quadriceps femoris and patellar ligament; action, extends leg; nerve supply, femoral.

Synonym(s): musculus vastus intermedius [TA], crureus, femoral muscle, intermediate great muscle, intermediate vastus (muscle)

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