The leg curl is a muscular resistance exercise that primarily works the quadriceps. It involves the knee joint and develops strength in the quadriceps at the front of the thigh.
Hamstring - Semimembraneous
The preacher curl exercise primarily targets the biceps muscle group.
During a cross body bicep curl exercise, the biceps brachii muscle is primarily worked.
The Front Curl works with the biceps.
The leg curl and leg extension exercises strengthens two muscle groups. The two muscle groups are the hamstring muscles and the quads or quadricep muscles.
The leg curl whether standing or sitting works the hamstring muscles, biceps femoris, which are on the back of the thigh.
During a cross body curl exercise, the biceps muscles are primarily worked.
The triceps muscle (and still the biceps muscle, to a certain extent).
= abdominals=
During a cross body hammer curl exercise, the muscles primarily worked are the biceps brachii and the brachioradialis.
When you preform an arm curl, you use your bicep muscle. it all depends on how you curl. If you curl straight up or do a twisting motion while curling. You use your shoulder and bicep and maybe a small portion of the pectoral muscle where it meets the shoulder.
hamstrings mostly, and glutes to a lesser extent