Final answer:
In this scenario, the student should call for ALS backup.
Step-by-step explanation:
Advanced Life Support (ALS) in emergency medical services, it likely means having a secondary or additional level of support in case the primary ALS system encounters challenges or needs reinforcement. Advanced Life Support typically involves more advanced medical interventions provided by trained healthcare professionals, such as paramedics or emergency medical technicians (EMTs).
In the given scenario, the student is transporting a patient who is experiencing increasing difficulty breathing. In this situation, the appropriate action would be to call for ALS backup. ALS stands for Advanced Life Support, which can provide advanced medical interventions to manage the patient's worsening condition.