Changes

A '''joint''' is a juncture between two [[bone]]s.  There are different types:

A '''joint''' is a juncture between two [[bone]]s.  There are different types:

* Immovable:  An example, would be the bones of the [[skull]] which are separated by tough fibers of [[cartilage]]

* Immovable:  An example would be the bones of the [[skull]] which are separated by tough fibers of [[cartilage]]

* Movable:  Generally found in the [[limb]]s

* Movable:  Generally found in the [[limb]]s

* Hinge Joints:  Provide forward and backward movement, such as the [[elbow]] or the [[knee]]

* Hinge Joints:  Provide forward and backward movement, such as the [[elbow]] or the [[knee]]

* Pivot Joints:  Allow rotary, movement such as the turning of the [[head]] from side to side

* Pivot Joints:  Allow rotary movement such as the turning of the [[head]] from side to side

* Ball-and-socket Joints:  Allow the greatest range of movement due to the round end of one bone fitting into the socket of the other separated only be elastic cartilage.  Examples would be the [[hip]] or the [[shoulder]].

* Ball-and-socket Joints:  Allow the greatest range of movement due to the round end of one bone fitting into the socket of the other separated only be elastic cartilage.  Examples would be the [[hip]] or the [[shoulder]].

===Further Classifications===

===Further Classifications===

* Fibrous:  Connected, by collagen fibers

* Fibrous:  Connected by collagen fibers

* Cartilaginous

* Cartilaginous

* Synovial:  Ease motion through the use of a lubricating liquid known as [[synovial fluid]]

* Synovial:  Ease motion through the use of a lubricating liquid known as [[synovial fluid]]