35.82. Your head and chest are restrained from hitting the dashboard or windshield during a collision by:
UAВашу голову та груди від удару об приладову панель або лобове скло під час зіткнення тримає:
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This exam question from the Traffic Rules of Ukraine concerns passive safety in a car and how to protect the driver and passengers during sudden braking or an accident. In a real crash, the car may stop instantly, but the human body continues moving forward due to inertia, so the greatest risk is associated with the head and chest striking interior elements. That is why the traffic rules pay special attention to restraint systems in the seat and their mandatory use.
The question checks knowledge of the terms and requirements of the Traffic Rules sections regarding seat belts: item 1.10 (definition of "Seat Belts"), section 2 (item 2.3 on the driver's duties), section 5 (item 5.2 on passengers' duties), as well as section 31 (item 31.4 on technical condition). For the theoretical exam, it is important to understand the logic: the seat belt directly holds the torso in a safe position, limits forward movement, and reduces the likelihood of hitting the dashboard or windshield by distributing the load over strong parts of the body.
The analysis of the answer options is straightforward: the seat belt performs the key function of restraining the body during a collision and is specifically defined in the traffic rules as a means of passive safety. The headrest, on the other hand, mainly reduces the risk of neck injuries when the head is thrown back (for example, in a rear-end collision) and cannot restrain the chest and torso from moving forward without the belt. In practice, this means that both the driver and all passengers must buckle up while driving, and additional systems (airbags, headrests, pretensioners) work effectively only as supplements, not replacements for the belt.
Clause 1.10 (term “Seat belts”)
Seat belts are passive safety devices designed to keep the driver and passengers in their seats (in a safe position) and to reduce the severity of the consequences of a road traffic accident (in particular, to prevent impact with interior elements/ejection from the vehicle).
Clause 2.3 (Section 2 “Duties and rights of drivers of motor vehicles”)
The driver is obliged: in vehicles equipped with seat belts, to use them and not to transport passengers who are not wearing seat belts.
Clause 5.2 (Section 5 “Duties and rights of passengers”)
Passengers are obliged: while the vehicle is in motion, to wear seat belts if the vehicle is equipped with them.
Clause 31.4 (Section 31 “Technical condition of vehicles and their equipment”)
The operation of vehicles is prohibited if seat belts are missing or faulty (in vehicles whose design provides for their installation).
Brief application: the serviceability of seat belts and their use are mandatory elements of passive safety that directly prevent injury during a collision.
That is, the correct answer is “Seat belt.”, given that according to the definition in the Traffic Rules, seat belts are a means of passive safety for keeping the driver/passenger in the seat and preventing impact with interior elements during an accident.
During a collision, the car decelerates or stops abruptly, but the body of the driver and passengers continues to move forward due to inertia. That is why, without being restrained, a person "flies" towards the dashboard and windshield, and the most vulnerable parts become the head and chest.
The only element that directly restrains the torso and prevents it from moving forward is the seat belt. It presses the body against the seat, limits the movement of the body, and distributes the load over strong areas of the body, reducing the risk of hitting the chest and head against interior elements.
The Traffic Rules of Ukraine require the driver and passengers to use seat belts while driving if the vehicle is equipped with them. This requirement is established precisely because the seat belt is the main means of passive safety: in the event of sudden braking or an accident, it keeps the person in place and prevents injuries from contact with the dashboard or glass.
It is important to understand that other safety devices do not perform this key function of restraining the body. For example, the headrest mainly reduces the risk of neck injuries in the event of a sudden backward movement of the head, and airbags are an additional protection and are designed to work together with a fastened seat belt, not instead of it.
Therefore, the correct answer is "Seat belt," because it is the seat belt that restrains the torso and limits forward movement during a collision, preventing the head and chest from hitting the dashboard or windshield.