What should a first aider do before approaching an injured person?
Check for hazards such as traffic, fire, electricity, unstable structures, and hazardous materials; use available protective equipment and do not enter an unsafe scene.
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What should a first aider do before approaching an injured person?
Check for hazards such as traffic, fire, electricity, unstable structures, and hazardous materials; use available protective equipment and do not enter an unsafe scene.
When should a first aider call 911 for trauma?
Call 911 for life-threatening bleeding, abnormal breathing, reduced responsiveness, suspected serious head or spinal injury, or major trauma. Do not delay the call for a detailed examination.
What should you do if someone is unresponsive and not breathing normally?
Begin CPR and use an AED if available, following your training and dispatcher instructions.
What is the main first-aid action for severe external bleeding?
Apply firm, continuous direct pressure to the wound. If trained and equipped, a hemostatic dressing may be used with pressure.
When is a tourniquet appropriate for an arm or leg wound?
For life-threatening arm or leg bleeding not controlled by direct pressure, use a tourniquet according to its instructions or your training. Do not loosen or remove it; tell EMS when it was applied.
How should you protect a suspected fracture with an open wound?
Keep the limb still in the position found. Do not push exposed bone in or try to straighten the limb; splint only if trained and doing so will not delay care or worsen pain.
What are key first-aid steps after a fall with loss of consciousness and confusion?
Call 911, ask the person to remain still, and monitor breathing and responsiveness. Do not ask them to walk or move their head or neck.
How should a lay first aider respond to a possible spinal injury?
Tell them to stay still and call 911. Do not routinely apply a rigid neck collar or move them onto a board; move them only as necessary for safety or lifesaving care.
How should you cool a thermal burn?
Cool it promptly with clean, cool running water when feasible; cooling for 5–20 minutes may be reasonable. Do not apply ice directly to the burn.
What signs after a fire may indicate inhalation injury?
Soot around the mouth and a hoarse voice may indicate inhalation injury. Get the person away from smoke and danger, then call 911.
Which burns need prompt professional evaluation?
A burn larger than the person’s palm, a full-thickness burn, or a partial-thickness burn on the face, hands, feet, or genitals needs prompt professional evaluation.
What should you reassess while waiting for EMS?
Recheck responsiveness, breathing, bleeding, pain, and visible changes after each intervention and while waiting for EMS. Report worsening promptly.