Pivot joint in rotating an arm inward). When rotating the forearm, these movements are typically called pronation and supination. In the standard anatomical position, the forearms are supinated, which means that the palms are facing forward, and the thumbs are pointing away from the body. In contrast, a forearm in pronation would have the palm facing backward and the thumb would be closer to the body, pointing medially. Examples of a pivot joint include: In contrast, spherical joints (or ball and socket joints) such as the hip joint permit rotation and all other directional movement, while pivot joints only permit rotation. Pivot
Pivot turn Pivot turn In dance, a pivot turn (or simply pivot) is a general classification for dance turns in which the performer's body rotates about its vertical axis without traveling. The performer may be supported by one or both feet, which swivel in place during the pivot turn. In some dance genres, a pivot on both feet is called a "twist turn". Pivot turns are commonly named as such in ballroom dancing, folk dancing and ethnic dances. In many other dance genres, pivot turns are known by specific names and typically are not referred to as pivots. For example, in ballet,