Which term refers to the appendages used for locomotion in humans?

The term that refers to the appendages used for locomotion in humans is "legs." Legs are specifically designed for movement and support the body's weight during activities such as walking, running, and jumping. They consist of multiple joints, including the hips, knees, and ankles, allowing for a wide range of motion and flexibility necessary for various forms of movement.

While hands are used for manipulation and interaction with the environment and feet play a crucial role in walking and running, the more encompassing term of "legs" specifically denotes the appendages that contribute to locomotion as a whole. Ears, on the other hand, do not have any role in locomotion and are primarily involved in hearing and balance. Thus, the correct answer accurately encompasses the primary structures responsible for movement in human anatomy.