||The English used in this article may not be easy for everybody to understand. (February 2012)
Anatomical planes in a human
Adduction is a movement. It brings a part of the anatomy closer to the sagittal plane of the body. It is the opposite of abduction.
Muscles of adduction [change]
Upper limb [change]
Lower limb [change]
Adduction in Scallops [change]
Scallops have a central adductor muscle. It lets them open and close their shells. It is quite large and developed compared to other bivalves because they swim a lot.