What is the main function of the appendicular skeleton?

The main function of the appendicular skeleton is indeed to facilitate movement of the limbs. This section of the skeleton includes the bones of the shoulders, arms, pelvis, and legs, which are specifically adapted for locomotion and manipulation of objects. The design and arrangement of these bones, along with the joints they form, allow for a wide range of motions, such as reaching, grasping, running, and climbing.

The appendicular skeleton’s role in movement is crucial for activities like walking, running, and performing various exercises, making it essential for overall physical function and mobility. It works in conjunction with the muscular system to enable the body to perform complex movements necessary for daily living and athletic performance.

While the other options touch on important functions of different parts of the skeleton, they pertain to the axial skeleton or other physiological roles rather than to the primary function of the appendicular skeleton. This distinction helps clarify the unique contribution of the appendicular skeleton to body mechanics and mobility.