9. All of the following are part of the appendicular skeleton except a. The shoulder girdle. b. The neck. c. The legs. d. The pelvic girdle.

The neck is interesting because, while it plays a vital role in connecting the head to the body, it doesn’t fall under the classification of the appendicular skeleton. Instead, the neck is part of the axial skeleton, which includes the skull, vertebral column, and rib cage. Understanding the appendicular skeleton is crucial for activities like sports or physical therapy. It comprises the limbs and the structures that attach them to the axial skeleton, enabling movement. The shoulder girdle and pelvic girdle, along with the arms and legs, are essential for any physical activity, from swimming to dance!