(Solved): The rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius
insert on the cal ...
The rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius
• insert on the calcaneus.
• flex the leg at the knee.
• are antagonistic to the quadriceps femoris. are the muscles of the quadriceps femoris.