OFA Cheat Sheet 2026

The 30 highest-yield OFA facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. When splinting a lower leg fracture, where should the padding be concentrated? → At bony prominences and under the joints
2. In Occupational First Aid Certification, what is the PRIMARY purpose of conducting an initial assessment? → To establish a baseline and identify needs for appropriate action
3. When using a bag-valve-mask (BVM) for rescue breathing, what indicates an appropriate tidal volume has been delivered? → Visible, gentle chest rise
4. What is the first step when managing a chemical burn at the workplace? → Flush the affected area with water for at least 15 minutes
5. Which risk management approach is MOST effective for OFA professionals when evaluating potential workplace hazards? → Proactive hazard identification and assessment
6. How can you ensure bystander safety? → Assign roles and ensure they are out of danger
7. When should an AED be used during a cardiac emergency? → As soon as it's available
8. Which of the following is a key part of workplace safety procedures? → Conduct regular safety drills
9. A worker is unconscious and breathing with a gurgling sound. What does this most likely indicate? → Fluid or secretions partially blocking the airway
10. When a patient has a pulse but is not breathing, what is the correct rate for delivering rescue breaths to an adult? → One breath every 5–6 seconds
11. Which condition is a contraindication to inserting an oropharyngeal airway (OPA)? → The patient is conscious or semi-conscious with a gag reflex
12. In Occupational First Aid Certification, what is the PRIMARY purpose of conducting regular safety drills and exercises? → To ensure personnel can respond effectively in emergencies
13. When using an epinephrine auto-injector (EpiPen) for anaphylaxis, where is it administered? → Into the outer mid-thigh
14. Why should a first aider avoid moving an injured person unnecessarily? → Because it can worsen their injuries
15. In Occupational First Aid Certification, what is the PRIMARY purpose of conducting regular safety drills and exercises? → To ensure personnel can respond effectively in emergencies
16. Which fracture type is MORE common in older workers due to reduced bone density? → Osteoporotic (fragility) fracture from minimal trauma
17. What is the hallmark sign of heat stroke that distinguishes it from heat exhaustion? → Altered mental status (confusion, disorientation) and hot skin
18. Which splinting material is most appropriate for improvised use at a worksite when commercial splints are unavailable? → Rigid materials such as boards or rolled magazines combined with padding
19. Why is it important to complete an incident report after a workplace injury? → To record the incident and aid in future prevention
20. When should you use a tourniquet? → Only if bleeding continues after applying direct pressure
21. When a OFA professional identifies a potential regulatory violation, the CORRECT first step is to: → Document the violation and report through proper channels
22. When a spinal injury is suspected in an unconscious worker, which airway technique should the first aider use? → Jaw thrust maneuver
23. What is a sign of internal bleeding? → Bruising, rapid pulse, and pale skin
24. At what blood oxygen saturation (SpO₂) level should a first aider generally consider initiating supplemental oxygen therapy? → Below 95%
25. Which sign is most consistent with a COMPLETE airway obstruction? → Unable to speak, cough, or breathe
26. Which breath sound indicates a partial UPPER airway obstruction? → Stridor
27. An adult worker is conscious but cannot speak, cough, or breathe due to a foreign-body airway obstruction. What is the FIRST action the first aider should take? → Deliver firm abdominal thrusts
28. Carbon monoxide (CO) poisoning is dangerous in workplace settings primarily because: → It is odorless and colorless, making it undetectable without monitors
29. The 'look, listen, and feel' assessment technique is used to evaluate which patient parameter? → Presence and adequacy of breathing
30. When documenting assessment findings in OFA practice, which approach is MOST appropriate? → Record objective findings, measurements, and observations factually