37.29. The most dangerous type of bleeding in casualties is:
UAНайбільш небезпечною кровотечею у постраждалих є:
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This examination question from the Traffic Rules of Ukraine concerns road safety through the lens of pre-medical assistance after a traffic accident: a driver must not only know the traffic rules but also be able to quickly assess the condition of the injured person and act to prevent death from blood loss. The theoretical exam tests basic understanding of which type of bleeding poses the greatest threat to life and requires immediate action.
The question tests knowledge of Section 2 "Duties and Rights of Drivers," specifically item 2.10 regarding actions in the event of a traffic accident: to take possible measures to provide pre-medical assistance, call emergency medical services and/or arrange transportation to a healthcare facility. It is also logically connected to Section 31 on technical condition and mandatory equipment, particularly item 31.4.7 regarding the presence of a first aid kit, since stopping critical bleeding requires items from it.
The most dangerous is arterial bleeding, because blood moves from the heart under high pressure and is lost very quickly, often in a pulsating stream, which in just a few minutes can lead to a sharp drop in pressure, unconsciousness, and cardiac arrest. Venous bleeding usually flows more evenly and slowly, so the risk of lightning-fast blood loss is lower, although it can also be significant. Capillary bleeding most often appears as "oozing" from the surface of the wound and is rarely an immediate threat to life, so in the priority of providing assistance, it is secondary to arterial bleeding.
The practical significance of this knowledge for a driver is obvious: during a traffic accident, it is the quick recognition of critical bleeding and correct actions before the arrival of medics that can save a life. Therefore, such examination questions help connect traffic rules with real-life scenarios on the road, where every minute is crucial.
Clause 2.10 (Section 2 "Duties and Rights of Drivers", actions in case of a traffic accident)
In the event of involvement in a road traffic accident, the driver is obliged, in particular: to take possible measures to provide first aid to the injured, to call (notify) emergency (ambulance) medical services and/or to organize the transportation of the injured to the nearest healthcare facility (if necessary).
This clause of the Traffic Rules directly checks the driver's obligation to possess basic first aid skills, in particular to be able to recognize and stop life-threatening bleeding.
Clause 31.4.7 (Section 31 "Technical condition of vehicles and their equipment", mandatory equipment)
The vehicle must be equipped with means for providing first aid (a medical first aid kit) of the appropriate type.
This clause links the knowledge check to the fact that to stop dangerous bleeding (in particular arterial), the driver must have and be able to use items from the first aid kit (tourniquet, bandage, dressing materials, etc.).
Clause 1.10 (the term "Road Traffic Accident")
A road traffic accident is an event that occurred during the movement of a vehicle, as a result of which people were killed or injured or material damage was caused.
The term emphasizes that injuries (including those with bleeding) are a typical consequence of a traffic accident, and therefore, the driver's obligation to act according to clause 2.10 of the Traffic Rules is activated.
Thus, the correct answer is "Arterial.", given that according to the definition in the Traffic Rules, the driver's obligation to provide first aid to victims in a traffic accident (clause 2.10) includes recognizing and primarily stopping the most life-threatening bleeding, which is arterial.
During a traffic accident or other injury, blood loss often becomes the primary threat to life. When a person rapidly loses blood, its volume in the vessels decreases, making it harder for the heart to maintain normal pressure and supply organs with blood. As a result, tissues—especially the brain—begin to experience a lack of oxygen, and the victim’s condition can deteriorate rapidly.
The most dangerous is arterial bleeding, because arteries carry blood away from the heart under high pressure. If a large artery (for example, the femoral, carotid, or axillary) is damaged, blood escapes very quickly, often spurting in rhythm with the pulse, and has a bright red color. This means that a critical volume of blood can be lost within minutes.
In such a situation, signs of acute blood loss develop quickly: paleness, rapid pulse, drop in blood pressure, dizziness, nausea, and possible loss of consciousness. If the bleeding is not stopped immediately, the result may be oxygen starvation of vital organs and cardiac arrest.
Therefore, the correct answer is "Arterial," since arterial bleeding occurs under high pressure, leads to the fastest blood loss, and poses a direct threat to life in a short time.