Which type of joint exemplifies a diarthroses joint?

A diarthroses joint, also known as a synovial joint, is characterized by its ability to allow significant movement between the articulating bones. Ball-and-socket joints, such as the hip and shoulder joints, exemplify this type because they enable a wide range of motion in multiple directions. This includes flexion, extension, abduction, adduction, and rotation, making them the most mobile type of joint in the body.

In contrast, pivot joints and other types of joints, such as fibrous and cartilaginous joints, have more limited movement. For example, pivot joints allow rotation around a single axis, but do not provide the same range of movement as ball-and-socket joints. Fibrous joints are primarily immobile, found in structures like the skull, while cartilaginous joints permit slight movement. These differences highlight why the ball-and-socket joint is the prime example of a diarthroses joint, showcasing the characteristics of high mobility and versatility in joint movement.