Comprehensive and Detailed Explanation From Exact Extract:
Hemoptysis (coughing up blood) in a physically active person, such as a mountain climber, strongly suggests a pulmonary embolism (PE), particularly due to:
* Dehydration
* Prolonged exertion or immobility
* High altitude increasing clot risk
Symptoms may include:
* Shortness of breath
* Chest pain
* Tachypnea
* Hemoptysis
Pulmonary edema generally causes pink frothy sputum and is more associated with heart failure. Neoplasm (lung cancer) is possible but much less acute in onset. Spontaneous pneumothorax causes dyspnea and pleuritic chest pain but not typically hemoptysis.
References:
NREMT Medical Assessment - Pulmonary and Hematologic Emergencies
AAOS EMT Textbook - Chapter: Respiratory Emergencies
CDC Guidelines - High-Risk Conditions for Pulmonary Embolism

START (Simple Triage and Rapid Treatment) is a triage method taught by the National Registry of Emergency Medical Technicians for use in mass-casualty incidents. START allows rescuers to quickly prioritize patients based on the severity of their conditions using objective criteria that can be assessed in under 60 seconds.
The correct components of the START system are Respirations, Perfusion, and Mental Status (RPM), making Option D correct. EMTs first assess whether the patient is breathing and evaluate respiratory rate. Next, perfusion is assessed by checking radial pulse or capillary refill. Finally, mental status is evaluated by determining whether the patient can follow simple commands.
Option A describes elements of a general patient assessment, not START triage.
Option B refers to the primary assessment sequence, not mass-casualty triage.
Option C lists triage categories rather than assessment components.
NREMT emphasizes START triage as a rapid, standardized approach to manage large numbers of patients efficiently while maximizing survivability.

Using the START triage system, patients are categorized based on Respirations, Perfusion, and Mental Status (RPM).
A respiratory rate greater than 30 breaths per minute immediately qualifies the patient as RED (Immediate). Additionally, delayed capillary refill (>2 seconds) further supports this classification.
Option A is correct.
Option B applies to stable patients who can wait.
Option C is for deceased or nonsalvageable patients.
Option D is for minor injuries.
NREMT teaches that patients with compromised airway or perfusion are the highest priority.

Comprehensive and Detailed Explanation From Exact Extract:
The symptoms and vital signs (wheezing, hypotension, high pulse rate, respiratory distress) are strongly indicative of anaphylaxis, which is a life-threatening allergic reaction. Bilateral wheezing and hypotension further confirm systemic involvement. The first-line treatment is intramuscular epinephrine, which:
* Reverses bronchospasm (via beta-2 adrenergic effects)
* Raises blood pressure (via alpha-1 vasoconstriction)
* Improves airway tone and reduces mucosal edema
A metered-dose inhaler may help in mild bronchospasm but is insufficient during anaphylactic shock.
Positive pressure ventilations are a secondary measure if respiratory failure occurs. Nitroglycerin is contraindicated due to low BP.
References:
NREMT Medical/Obstetrics/Gynecology Guidelines - Allergic Reactions
AHA ACLS Provider Manual (2020), Section on Anaphylaxis
National EMS Education Standards - Immune System Emergencies

According to NREMT neonatal resuscitation principles, a newborn who is crying with a heart rate greater than 100 does not require aggressive resuscitation but does need supportive care.
Option A (Dry baby) is essential to stimulate breathing and prevent heat loss.
Option B (Keep baby warm) is critical, as neonates lose heat rapidly and hypothermia worsens hypoxia.
Option C (Administer blow-by oxygen) is appropriate for central cyanosis when respirations and heart rate are adequate.
Option D is only indicated if secretions are obstructing the airway.
Options E and F are contraindicated because the infant has an adequate heart rate and is breathing.
NREMT emphasizes warmth, oxygenation, and minimal intervention in stable newborns.