NREMT Emergency Medical Technician Free Sample Questions

Syncope (fainting) after feeling dizzy, especially in an older patient on blood pressure medication, strongly suggests orthostatic hypotension. Assessing for a significant drop in blood pressure and an increase in heart rate when the patient moves from a sitting to a standing position is crucial for confirming this suspicion and ensuring safe movement. Moving a patient with severe orthostatic hypotension can cause another syncopal episode and potential injury.

The priority in a hazmat situation is to stop the exposure and decontaminate the patient to prevent further injury and protect rescuers. For powdered chemical agents, the correct procedure is to first brush off as much of the dry powder as possible. Irrigating immediately can cause a chemical reaction with the water, worsening the burn or creating toxic fumes. Once the powder is removed, irrigation can proceed. Airway management can only begin safely after decontamination.

The patient's presentation (tripod position, drooling, fever, stridor) is classic for epiglottitis, a life-threatening inflammation of the epiglottis. Any attempt to visualize the pharynx with a tongue depressor or place anything in the mouth can cause laryngospasm and complete airway obstruction. Management should focus on keeping the child calm, administering oxygen in a non-invasive manner, and rapid transport to a facility capable of securing an advanced airway in a controlled setting.

When there is a conflict between a written advance directive (DNR) and the family's immediate wishes, or any doubt about the validity or current applicability of the order, the safest and most appropriate action is to contact medical control. This allows a physician to make the final determination, providing legal and ethical protection for the EMT. In many systems, the guidance is 'when in doubt, resuscitate,' but consulting medical control is the definitive step to resolve the conflict.

Thorough documentation of a refusal is critical. This must include: 1) confirmation that the patient has the capacity to refuse (is competent), 2) proof that the patient was informed of the potential risks of refusing care, and 3) the patient's signed acknowledgment of this understanding. These three elements form the basis of an informed refusal and provide the best legal protection for the EMS crew.

The head-tilt, chin-lift maneuver is the preferred method for opening the airway in any patient, including pediatrics, when there is no suspicion of cervical spine injury. The jaw-thrust maneuver is specifically reserved for patients with a known or suspected spinal injury, as it opens the airway without manipulating the cervical spine.

This option prioritizes the most critical interventions in the correct order while addressing scene safety. Retrieving the AED is paramount. Simultaneously, directing bystanders to clear the area mitigates trip hazards and creates a safe working space. Applying the pads and analyzing the rhythm is the next logical step in the cardiac arrest algorithm. This approach seamlessly integrates scene management with critical patient care.

The classic presentation of a proximal femur fracture (commonly called a 'hip fracture') in an elderly patient after a fall is a shortened and externally rotated leg on the injured side. A posterior hip dislocation, which is less common from a simple fall, typically presents with the leg flexed, adducted, and internally rotated.

While the concept is often debated, some patients with chronic CO2 retention rely on a 'hypoxic drive' to breathe. Administering high-flow oxygen can raise their blood oxygen levels significantly, which may blunt this drive and lead to decreased respiratory effort and failure. More accurately, it's a complex process involving ventilation/perfusion mismatch, but the clinical result is respiratory depression. The correct response is to begin assisted ventilations with a BVM.

While drowsiness, headache, and confusion are expected in the postictal phase, airway compromise is a life-threatening emergency. Gurgling respirations indicate secretions or vomit in the airway, requiring immediate suctioning to prevent aspiration. Sonorous sounds (snoring) indicate a physical obstruction, likely the tongue, which needs to be corrected with positioning or an airway adjunct. Maintaining a patent airway is the highest priority.