In clams, it's used to open and close the shell.
the adductor muscle.
You and adductor compartment on the medial side of the femur. The main muscles are adductor magnus, adductor longus and adductor brevis. These muscles adduct the thigh. They are very important muscles for horse rider.
There is the adductor magnus, adductor brevis, adductor longus and gracilis, so there are at least 4.
Adductor muscles allow the bringing of the leg toward the midline of the body. In contrast, abductor muscles allow limbs to be drawn outward away from the body.
To perform a shoulder adductor stretch, stand with your feet shoulder-width apart, reach one arm across your body, and gently pull it towards your chest with your other arm. Hold the stretch for 15-30 seconds and repeat on the other side. This helps stretch the muscles in your shoulder and improve flexibility.
adductor muscles
the adductor muscles
The main function of the adductor muscles is to propel the legs towards the midline of the body. The four groups of adductor muscles are adductor longus, adductor brevis, adductor Magnus and gracilis.
Some muscles that insert on the femur include the quadriceps muscles (rectus femoris, vastus lateralis, vastus medialis, vastus intermedius), the hamstrings (biceps femoris, semitendinosus, semimembranosus), the iliopsoas, and the adductor muscles (adductor longus, adductor brevis, adductor magnus).
gracilis , adductor longus , adductor brevis and upper part of adductor magnus
The hinge ligament hold the two shells together as well as the adductor muscles which controls the opening and closing of the bivalve.
2