As we all know

As we all know, the role of a first aider is to give someone help. A first aider has various responsibilities when dealing with an emergency situation.
The first aider has the responsibility of ensuring a suitable stocked first aid kit is available on site. Be sure to check this regularly, so that if anyone needs medical care, the appropriate equipment is available.

well, a first aider should:
• Manage the incident and ensure the continuing safety of themselves
• Assess casualties and find out the nature and cause of their injuries
• Arrange for further medical help or other emergency services
• Stopping bleeding using pressure and elevation