Alberta Motor Association (AMA) Learner’s Practice Exam

Positioning the head restraint at ear level is essential for maximizing safety in a vehicle. When the head restraint is aligned properly, it can help prevent neck injuries during a collision, particularly whiplash, by limiting the backward movement of the head relative to the body. An appropriately positioned head restraint should be so that the top of it is at least even with the ears, which allows it to effectively support the head during sudden deceleration or impact. When the head restraint is positioned below the ears, it fails to provide the necessary support in the event of a crash. If it is above the head, it does not offer any protection or support, rendering it ineffective. Having it at shoulder level is also inadequate because it does not align with the head, leaving the neck vulnerable during a collision. Therefore, keeping the head restraint at ear level is the optimal choice for enhancing the safety of all vehicle occupants.