Spin: An arthrokinematic motion that is therotational movement of a bone around a single axis. Analogous to the way a top or dreidel "spins" on a tabletop. For example, a posterior spin of the femoral head in the acetabulum during hip flexion.
Become a member for unlimited access to certifications, courses, and videos.
More on the Human Movement Systems: Introduction to Functional Anatomy.
Hip (Pelvifemoral) Joint
Knee (Tibiofemoral and Patellofemoral) Joint
Sternoclavicular, Acromioclavicular and Scapulothoracic Joints