Final answer:
According to OSHA regulations, first aid includes applying a bandage to a cut and providing CPR to a victim of cardiac arrest.
Step-by-step explanation:
According to OSHA regulations, first aid includes applying a bandage to a cut. Providing CPR to a victim of cardiac arrest would also be considered first aid. However, administering medication to treat a headache and giving a tetanus shot to a person with a puncture wound would not be considered first aid under OSHA regulations.