Which of the following is NOT considered a control site?

Control sites refer to areas of the body where a user can direct input or control assistive technology. In this context, control sites are typically selected based on their ability to provide reliable, consistent, and accessible inputs for the specific technology being used.

Mouth, eyes, and fingers are all traditional control sites. For example, the mouth can be used with devices like sip-and-puff switches, particularly when hand usage is not possible. Eye tracking technology relies on the eyes as a control site to enable communication or movement through eye movements or blinks. Fingers provide a direct means to manipulate switches, touchscreens, or other controls for various assistive devices.

Feet, while they can be used in certain assistive technology contexts (such as foot pedals or switches), are generally not as commonly recognized or reliant control sites compared to the other options. The feet may not always provide the same level of precision or accessibility as the mouth, eyes, or fingers, especially in individuals with different mobility or control levels.

Therefore, feet are typically not regarded as a primary or traditional control site in the same way as the mouth, eyes, or fingers, which explains why this option is not considered a control site in the same context as the others.