Anatomical Terms Related to Movement of the Body

Joints are formed where two or more bones meet. Different sets of muscles are present to bring about movements at the joints. While describing movements of the body, it is assumed that the body is in anatomical position, unless mentioned otherwise. Here we discuss the anatomical terms related to the general movements of the body. While movements of the thumb, fingers, and toes are discussed separately. Flexion This movement occurs in the sagittal plane. It is usually in the anterior direction except for knee joint where flexion occurs in the posterior direction. It brings two parts of the body closer together. Extension This movement occurs in the sagittal plane. It is usually in the posterior direction except for knee joint where extension occurs in the anterior direction. It usual