Nremt Aemt Level Quiz: Trauma Scene Size Up And Survey

What this quiz covers

This quiz focuses on Trauma Scene Size Up And Survey, giving you a quick way to practice the rules, question types, and explanations that matter most for Nremt Aemt Level.

How to use this quiz

Try each quiz question before looking at the correct answer. Use the explanations to review missed ideas, then come back to similar questions until the pattern feels familiar.

Question 1

1. Hemorrhagic shock from an intercostal artery bleed.
2. The development of a tension pneumothorax. (correct answer)
3. An anxiety attack related to the traumatic event.
4. A failure of the oxygen delivery system.

Explanation: The progression from equal breath sounds to absent sounds on the injured side, coupled with worsening hypoxia, agitation, and new JVD, is the classic presentation of an open pneumothorax converting to a tension pneumothorax. This is a critical development requiring immediate recognition and intervention. Hemorrhagic shock alone wouldn't cause unilateral absent breath sounds. Anxiety would not cause hypoxia or JVD.

Question 2

1. Initiate rapid transport and establish a large-bore IV for fluid resuscitation en route.
2. Immediately immobilize the cervical spine with a rigid collar to prevent further injury.
3. Apply a non-rebreather mask at 15 L/min and wait for an ALS intercept.
4. Recognize the signs of tension pneumothorax and prepare for rapid transport upon extrication. (correct answer)

Explanation: When you encounter a patient with respiratory distress, absent breath sounds on one side, tachycardia, and tracheal deviation, you're seeing the classic triad of tension pneumothorax - a true emergency that can rapidly progress to cardiovascular collapse. Answer D correctly identifies this life-threatening condition. The patient shows all the key signs: absent breath sounds on the right side, tacheal shift away from the affected side (toward the left), tachycardia (pulse of 140), and signs of shock (pale, diaphoretic). In tension pneumothorax, air accumulates in the pleural space with no way to escape, compressing the lung and shifting mediastinal structures, which impairs venous return to the heart. Answer A focuses on fluid resuscitation, but this patient's shock isn't from volume loss - it's from impaired venous return due to mediastinal shift. IV fluids won't address the underlying problem and could worsen the situation. Answer B prioritizes spinal immobilization, which is important in trauma but not the most critical issue here. The tension pneumothorax poses a more immediate threat to life than potential spinal injury. Answer C suggests oxygen therapy and waiting for ALS, but oxygen alone won't decompress a tension pneumothorax. While the patient needs rapid ALS intervention for needle decompression, recognizing the condition and ensuring rapid transport is the priority. Remember: when you see the triad of absent breath sounds, tracheal deviation, and hemodynamic instability, think tension pneumothorax first. This condition kills faster than most other trauma complications, making recognition and rapid transport your top priorities.

Question 3

1. Initiate full spinal motion restriction due to the fall mechanism.
2. Assess and splint the wrist, then transport to a local emergency department. (correct answer)
3. Request an ALS unit to rule out a cardiac event causing the fall.
4. Advise the patient to take over-the-counter pain relievers and obtain a refusal.

Explanation: This is a low-energy mechanism of injury with an isolated, non-life-threatening injury. The primary survey is unremarkable. There are no indications for spinal immobilization or concern for a more severe underlying cause. The appropriate AEMT-level care is to manage the identified injury (splint the wrist) and transport the patient to an appropriate facility (a local ED) for further evaluation.

Question 4

1. Requesting a medical helicopter for rapid transport due to the crush injury.
2. Establishing large-bore IV access in anticipation of crush syndrome.
3. Immediately requesting fire department or technical rescue for heavy lifting capabilities. (correct answer)
4. Contacting medical control to request orders for pain management.

Explanation: The primary barrier to assessing and treating this patient is the entrapment. While IV access, pain management, and transport considerations are all important, none can happen effectively until the patient is extricated. Therefore, the most critical initial action during the size-up is to request the necessary resources (technical rescue/fire department) to free the patient.

Question 5

1. Suction the airway to resolve the gurgling sounds.
2. Apply a commercial tourniquet high and tight to the right thigh. (correct answer)
3. Insert a nasopharyngeal airway to better secure the airway.
4. Apply direct pressure with a trauma dressing to the thigh wound.

Explanation: This patient has two immediate life threats: massive external hemorrhage and a compromised airway. According to current trauma guidelines (XABCDE), controlling catastrophic external hemorrhage precedes airway management. Spurting, bright red blood indicates an arterial bleed that requires immediate control with a tourniquet. Direct pressure would be insufficient, and addressing the airway first would allow the patient to lose a fatal amount of blood.

Question 6

1. Immediately insert an oropharyngeal airway to displace the tongue.
2. Perform a jaw-thrust maneuver while maintaining manual spinal stabilization. (correct answer)
3. Apply a cervical collar and then perform a head-tilt, chin-lift maneuver.
4. Begin ventilations with a bag-valve mask at 12 breaths per minute.

Explanation: The snoring respirations indicate a physical obstruction of the airway, likely by the tongue. Due to the mechanism of injury (fall down stairs), a spinal injury must be suspected. The appropriate first step is to open the airway using a jaw-thrust maneuver, which can be done while maintaining manual stabilization of the head and neck. A head-tilt, chin-lift is contraindicated. An OPA can only be inserted after the airway is opened, and ventilation is ineffective until the airway is patent.

Question 7

1. Tension pneumothorax by preparing for needle decompression.
2. Open pneumothorax by applying a three-sided occlusive dressing. (correct answer)
3. Massive hemothorax by initiating rapid fluid resuscitation.
4. Pericardial tamponade by providing rapid transport.

Explanation: The patient has a penetrating chest injury with signs of respiratory distress and diminished breath sounds on the affected side, which is highly suggestive of a pneumothorax. Because any penetrating chest wound could potentially draw in air, it should be treated as an open pneumothorax. The immediate treatment is to apply an occlusive dressing taped on three sides. There are no signs of tension pneumothorax (like JVD or tracheal deviation) or pericardial tamponade (like muffled heart tones).

Question 8

1. Neurogenic shock, characterized by hypotension and warm, dry skin.
2. Decompensated hemorrhagic shock, indicated by a drop in blood pressure.
3. Compensated hemorrhagic shock, where the body is still maintaining blood pressure. (correct answer)
4. A normal stress response, which does not typically include cool, diaphoretic skin.

Explanation: The patient is exhibiting classic signs of shock: tachycardia (HR 120) and signs of hypoperfusion (pale, cool, diaphoretic skin). However, his blood pressure is still within the normal range. This indicates the body's compensatory mechanisms (like vasoconstriction and increased heart rate) are still able to maintain blood pressure. This stage is known as compensated shock. Decompensated shock would involve hypotension.

Question 9

1. 6
2. 7
3. 8 (correct answer)
4. 9

Explanation: The GCS score is calculated as follows: Eye Opening to pressure/pain is 2 points. Verbal Response of incomprehensible sounds/moaning is 2 points. Motor Response of withdrawing from a painful stimulus is 4 points. The total score is 2 + 2 + 4 = 8.

Question 10

1. Retreat to a safe distance, stay upwind, and immediately request a HAZMAT response. (correct answer)
2. Move the coughing coworker to the ambulance for assessment and oxygen therapy.
3. Quickly enter the silo with an N95 mask to perform a primary survey on the patient.
4. Don standard PPE, including a gown and face shield, before approaching the silo entrance.

Explanation: When you encounter a hazardous materials scenario, your primary concern must always be scene safety — you cannot help anyone if you become a victim yourself. The strong bleach-like odor combined with a collapsed patient in an enclosed space and a symptomatic bystander screams chemical exposure emergency. Answer A is correct because it follows the fundamental principle of hazmat response: retreat, isolate, and call for specialized help. The bleach-like smell suggests chlorine or similar toxic gas exposure, which can be fatal in enclosed spaces. Moving upwind prevents further exposure to you and your crew, while requesting HAZMAT brings properly trained personnel with appropriate equipment. Answer B is wrong because approaching the coworker keeps you in the danger zone and doesn't address the ongoing chemical release. Answer C is extremely dangerous — an N95 mask provides zero protection against chemical vapors and you'd likely become another victim requiring rescue. Answer D fails because standard PPE (gowns, face shields) offers no respiratory protection against toxic gases and still puts you at risk. Remember the hazmat mantra for your NREMT exam: "Don't rush in to be a hero and become a victim." Questions involving chemical odors, multiple victims with similar symptoms, or industrial/agricultural settings often test whether you'll prioritize scene safety over immediate patient care. Always choose the option that keeps you safe first — dead rescuers save no one.

Question 11

1. Increasing intracranial pressure from a brain injury. (correct answer)
2. Cervical spine injury affecting nerve pathways.
3. Hypoxia from a concurrent chest injury.
4. Direct trauma to the left eye during the fall.

Explanation: When you encounter unequal pupils (anisocoria) in a head trauma patient, you're looking at a critical neurological sign that demands immediate attention. The combination of altered mental status, repetitive questioning, and asymmetric pupillary response points to increased intracranial pressure affecting cranial nerve III. The correct answer is A because the dilated, sluggishly reactive left pupil alongside confusion and repetitive questions indicates rising intracranial pressure from brain injury. When the brain swells or bleeding occurs, it can compress the third cranial nerve (oculomotor), which controls pupil constriction. This compression typically causes the pupil to dilate and become less responsive to light on the affected side, creating the classic "blown pupil" presentation. Option B is incorrect because cervical spine injuries don't directly affect pupillary responses. While C-spine injury is a concern in any fall, it wouldn't explain the unilateral pupillary changes. Option C is wrong because hypoxia typically causes bilateral pupillary changes, not the unilateral finding described here. If chest injury were causing significant hypoxia, you'd expect both pupils to be affected equally. Option D is incorrect because direct eye trauma would more likely cause visible injury to the eye itself, and the patient's confusion and repetitive questioning suggest brain involvement rather than isolated eye injury. Remember this pattern: unequal pupils + altered mental status + head trauma = assume increased intracranial pressure until proven otherwise. This is a time-sensitive emergency requiring immediate transport and potentially advanced interventions.

Question 12

1. Complete a detailed secondary assessment to identify all fractures.
2. Place the patient on a long spine board for full immobilization.
3. Remove wet or cold clothing, cover with warm blankets, and heat the ambulance. (correct answer)
4. Splint the right chest wall with a pillow to reduce pain from her rib fractures.

Explanation: This patient is at high risk for hypothermia due to her age, the trauma, and her exposure to a cold environment (concrete floor). Hypothermia worsens the effects of shock and coagulopathy (the 'triad of death'). The 'E' in the primary survey includes Environment. Preventing further heat loss by removing wet/cold clothing and providing a warm environment is a critical step to prevent her condition from worsening.

Question 13

1. Airway (gurgling), Breathing (absent breath sounds), Circulation (hemorrhage).
2. Hemorrhage, Airway (gurgling), Breathing (absent breath sounds). (correct answer)
3. Breathing (absent breath sounds), Airway (gurgling), Circulation (hemorrhage).
4. Circulation (hemorrhage), Breathing (absent breath sounds), Airway (gurgling).

Explanation: The current standard for trauma patient assessment and management is the XABCDE approach. 'X' stands for Exsanguinating Hemorrhage. Controlling catastrophic external bleeding is the absolute first priority, as a patient can bleed to death in minutes. Once the hemorrhage is controlled, the provider moves to 'A' (Airway), then 'B' (Breathing). Therefore, the correct sequence is to control the femoral bleed, then suction the airway, then address the chest injury.

Question 14

1. The risk of fire from the leaking fluid, which could be gasoline.
2. The instability of the vehicle, which could shift during patient access.
3. The downed wires, which may be energized and pose an electrocution risk. (correct answer)
4. The potential for undeployed supplemental restraint systems (airbags).

Explanation: The highest priority during scene size-up is identifying and mitigating immediate life threats to the crew. Downed power lines must be assumed to be energized and present a lethal electrocution risk. All other hazards (leaking fluid, vehicle instability, airbags) are significant but secondary to the immediate danger posed by the power lines. The crew must stage a safe distance away until the power company confirms the lines are de-energized.

Question 15

1. To assess for road rash and other minor abrasions on his extremities.
2. To check for a medical alert tattoo or necklace hidden by clothing.
3. To identify and manage any life-threatening hemorrhage or injury concealed by his clothing. (correct answer)
4. To remove the clothing before significant edema makes it difficult to do so later.

Explanation: The purpose of the 'E' (Exposure) in the primary survey is to identify and manage immediate life threats that may be hidden by clothing. In a high-mechanism trauma patient, this could include major bleeding, open chest wounds, penetrating injuries, or obvious deformities indicative of severe fractures. While other reasons are valid considerations, the primary goal is to find and treat life threats.

Question 16

1. Apply a commercial tourniquet to the upper arm, proximal to the injury, and tighten until bleeding stops. (correct answer)
2. Add several trauma dressings over the t-shirt and elevate the extremity above the heart.
3. Remove the t-shirt and apply firm, direct pressure to the wound with sterile dressings.
4. Immediately establish IV access and begin a fluid bolus to treat for hemorrhagic shock.

Explanation: When you encounter severe hemorrhage from a partial amputation, you're dealing with a life-threatening emergency that requires immediate, aggressive bleeding control. The key principle is using the most effective method to stop arterial bleeding quickly. Answer A is correct because a commercial tourniquet applied proximal to the injury (closer to the heart) is the gold standard for controlling severe extremity hemorrhage when direct pressure fails. The bright red blood and continued heavy bleeding despite the makeshift tourniquet (t-shirt) indicates arterial damage. A properly applied commercial tourniquet can generate the pressure needed to completely occlude arterial flow and stop the bleeding. Answer B is wrong because adding dressings over an ineffective tourniquet won't address the underlying problem—inadequate pressure to stop arterial bleeding. Elevation is a secondary measure that won't control severe arterial hemorrhage. Answer C is incorrect because removing the t-shirt could worsen bleeding, and direct pressure alone is unlikely to control arterial bleeding from a partial amputation. The wound geometry and vessel damage make direct pressure less effective than tourniquet application. Answer D addresses the consequences of blood loss rather than the cause. While IV access and fluid resuscitation are important, they're secondary to hemorrhage control. You must stop the bleeding first—replacing volume while blood continues to pour out is futile. Remember: "Bleeding first" is the priority in trauma. Control hemorrhage immediately with the most effective method available, then address the physiological consequences of blood loss.

Question 17

1. The mechanism of a single punch to the jaw.
2. The patient's current complaint of localized jaw pain.
3. The location of the incident being a bar with potential for intoxication.
4. The bystander's report of a transient loss of consciousness. (correct answer)

Explanation: Any loss of consciousness, no matter how brief, following head trauma is a significant finding. It suggests a concussion or a more severe traumatic brain injury (TBI) may have occurred. While the other factors are part of the overall picture, the reported loss of consciousness dramatically increases the index of suspicion for a significant head injury that requires further evaluation at a hospital.

Question 18

1. Accept the driver's statement and focus on his injuries.
2. Initiate transport of the driver to the hospital immediately.
3. Contact law enforcement to investigate the driver's statement.
4. Immediately begin a thorough search of the vehicle and the surrounding area. (correct answer)

Explanation: The presence of a car seat, even if the driver claims to be alone, creates a high index of suspicion for a second, potentially ejected patient. The AEMT's responsibility is to determine the total number of patients. The most appropriate action is to immediately search the area around the vehicle (including ditches and brush) for a child who may have been ejected or is otherwise not visible.

Question 19

1. Immediately suction the oropharynx, insert an oropharyngeal airway, and begin BVM ventilations. (correct answer)
2. Apply a cervical collar, begin BVM ventilations, and then suction the airway as needed.
3. Insert a nasopharyngeal airway, apply a non-rebreather mask, and begin transport.
4. Perform a jaw-thrust maneuver and assist ventilations with the bag-valve mask.

Explanation: When you encounter a trauma patient with compromised breathing and active bleeding into the airway, you must prioritize airway clearance before any other intervention. This patient presents the classic triad of airway emergency: facial trauma, active bleeding into the oropharynx, and inadequate ventilation (shallow respirations at 8/min with SpO2 of 84%). Answer A is correct because it follows the proper sequence for airway management in trauma: clear the obstruction first (suction), establish an airway adjunct (OPA), then provide positive pressure ventilation. You cannot effectively ventilate a patient with blood pooling in their airway - the blood will simply be pushed deeper into the respiratory tract, worsening the obstruction and potentially causing aspiration. Answer B is wrong because attempting BVM ventilations before suctioning will force blood and debris into the lungs. While cervical spine protection is important, airway takes absolute priority when the patient is actively dying from respiratory failure. Answer C fails to address the critical ventilatory failure. A nasopharyngeal airway won't clear oropharyngeal bleeding, and passive oxygen delivery via non-rebreather is inadequate for someone breathing only 8 times per minute. Answer D ignores the active bleeding completely. A jaw-thrust alone won't clear blood from the oropharynx, and attempting assisted ventilations without first suctioning will push the blood into the lungs. Remember: "Clear before you blow." Always suction active bleeding or vomit from the airway before attempting positive pressure ventilation. This principle applies to any patient with visible airway contamination, regardless of other injuries present.

Question 20

1. Make a second attempt to establish IV access on scene before moving the patient.
2. Initiate immediate transport to a trauma center and attempt IV access en route. (correct answer)
3. Apply a trauma dressing, obtain another set of vital signs, and await ALS arrival.
4. Establish intraosseous (IO) access in the humeral head prior to transport.

Explanation: This patient has penetrating torso trauma with signs of decompensated shock (hypotension, tachycardia, poor perfusion). This is a critical "load and go" situation. Definitive care for internal bleeding is surgery. Delaying transport on scene for procedures like IV access is detrimental. The priority is to initiate transport immediately and perform any necessary interventions, like a second IV attempt, en route to the hospital.