In the context of anatomy and physiology, particularly within the chapter on joints, depression refers to a downward movement of a part of the body. It is the opposite of elevation and is commonly seen in movements such as lowering the shoulders or opening the mouth.
Related terms
Elevation: Elevation is the upward movement of body parts, analogous to raising your hand or shrugging your shoulders.
Flexion: Flexion is a bending movement that decreases the angle between two parts of the body, like bending an elbow or knee.
Extension: Extension involves straightening movements that increase the angle between body parts, such as straightening a limb after it has been flexed