NORCET 8 Prelims-2025
Medical & Surgical Nursing
Easy
The 'Triad of Death' in trauma refers to which of the following?
Appeared in: NORCET 8 Prelims-2025
Explanation
- The 'Triad of Death' describes a lethal, self-perpetuating cycle in severe trauma involving hypothermia, metabolic acidosis, and coagulopathy.
- Massive blood loss leads to hemorrhagic shock, causing poor tissue perfusion (acidosis) and loss of body heat (hypothermia).
- Both hypothermia and acidosis severely impair the blood's ability to clot (coagulopathy), which in turn worsens the bleeding, deepens the shock, and drives the cycle forward.
- This combination is the most accurate description of this critical condition among the choices.
Why Other Options Were Wrong
- Option B: This option is incorrect. Severe trauma with significant blood loss typically leads to hypotension (low blood pressure) and hypothermia (low body temperature), not hypertension and fever.
- Option C: This option is incorrect. While tachypnea (rapid breathing) and cyanosis (blue discoloration) can be signs of shock, hyperthermia (high body temperature) is the opposite of what occurs in the Triad of Death.
- Option D: This option is incorrect. Bradycardia (slow heart rate) is not a typical feature; tachycardia (fast heart rate) is the more common initial response to blood loss. While hyperglycemia and dehydration can be present in trauma, they are not the defining components of this immediate, life-threatening cycle.
Related Visual
Clinical Relevance
- Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Triad of Death in Trauma as background academic context rather than a clinical decision trigger.
- For nurses in emergency, trauma, and critical care settings, recognizing the onset of the Triad of Death is a critical skill that signals an extremely high risk of mortality.
- Nursing priorities are centered on breaking the cycle through 'damage control resuscitation': actively rewarming the patient (e.g., Bair Hugger, warmed fluids), administering blood products as ordered to correct coagulopathy, and supporting measures to reverse shock and acidosis.
- Prompt communication of deteriorating vital signs, especially a drop in core temperature or signs of continued bleeding despite resuscitation, is essential for timely intervention.
How to Approach the Question
- First, identify the key phrase in the question: 'Triad of Death'. This indicates you need to recall a specific, named medical syndrome.
- Think logically about the physiological state of a patient with severe trauma: they are likely experiencing massive blood loss.
- Consider the consequences of massive blood loss: 1) Shock from low blood volume leads to poor oxygen delivery and metabolic acidosis. 2) Loss of warm blood and exposure leads to hypothermia. 3) The body's clotting factors are used up and washed out, leading to coagulopathy.
- Evaluate each option based on this physiological model. The option containing hypothermia, acidosis, and coagulopathy directly matches the expected consequences of severe hemorrhage.
- Eliminate the other options because they contain contradictory elements like hypertension or hyperthermia, which are not characteristic of this specific state.
Concept Tested & Keywords
- Concept Tested: Triad of Death in Trauma
- Stem keywords: Triad of Death, trauma
- Lead-in keywords: refers to
- Negative lead-in flag: false
Question ID
Qd-SpdvvYyaRX7KBaeDY5B
Reference Book
E6 Nelson Textbook of Pediatrics(2024) — Volume 1 pp. 703-705, 612-614
E6 Nursing Fundamentals Potter Perry 12e Part 3 p. 12-14
Practise the full NORCET 8 Prelims-2025
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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