Movement

Flexion

A decrease in the angel of a joint in the Sagittal plane

Extension

A increase in the angel of a joint in the Sagittal plane

Abduction

Movement of a body part towards the middle of the body

Adduction

Movement of a body part away from the middle of the body

Horizontal flexion

Movement of the body part towards the middle of the body when moving parallel to the ground in the transverse plane

Horizontal extension

Movement of the body part away the middle of the body when moving parallel to the ground in the transverse plane

Medial rotation

Circular movement of articulating bones towards the midline of the body

Lateral rotation

Circular movement of articulating bones away the midline of the body

Circumduction

Conical movement of a limb involving all other forms of movement

Dorsiflexion

Movement of the ankle by bringing the toes towards the front of the tibia in the Sagittal plane

Plantar flexion

Movement of the ankle by bringing the toes away from the front of the tibia in the Sagittal plane