Pivot joint Pivot joint In animal anatomy, a pivot joint (trochoid joint, rotary joint, lateral ginglymus) is a type of synovial joint. In pivot joints, the axis of a convex articular surface is parallel with the longitudinal axis of the bone. According to one classification system, a pivot joint like the other synovial joint —the hinge joint has one degree of freedom. Note that the degrees of freedom of a joint is not the same as the same as joint's range of motion. Pivot joints allow for rotation, which can be external (for example when rotating an arm outward), or internal (as
Saddle blanket Saddle blanket The terms saddle blanket, saddle pad (or numnah), and saddle cloth refer to blankets, pads or fabrics inserted under a saddle. These are usually used to absorb sweat, cushion the saddle, and protect the horse's back. There are lighter types of saddle cloth, such as the shabrack, used primarily for decorative purposes, often placed over the top of a more utilitarian pad. Saddle blankets have been used for many centuries with all types of saddles. Some are a single thickness, others are made to be folded and used with a double thickness. Although a pad or blanket cannot