Objective. Students will perform AHA-compliant CPR (adult, child, and infant) and apply basic first aid techniques for bleeding, choking, and shock, meeting the pass standards of the AHA CPR/First Aid credential.
This lesson, its worked examples and its practice questions has not yet been verified by a licensed clinician in the field or by a certification or approval body. It is a study draft and may contain errors. Do not use it to make decisions about any patient or medication. Always follow your instructor, your supervising professional, and current official references and regulations.
VoTechWorks program approval and accreditation are still in progress. Credentials are issued only by the certifying bodies named in each program, after their own exams.
Older adults face a higher risk of cardiac arrest, choking, and falls than younger people. As an elder care aide, you may be the first—and only—person present when a life-threatening emergency occurs. Knowing how to act correctly in the first few minutes can mean the difference between life and death. The American Heart Association (AHA) CPR/First Aid credential confirms that you have met a nationally recognized standard of competence. It is required by most employers and by state licensing boards for Home Health Aide (HHA) and Certified Nursing Assistant (CNA) practice.
The AHA describes a sequence of actions called the Chain of Survival that gives a cardiac arrest victim the best chance of surviving. The links in the chain are:
1. Recognition and activation — Recognize the emergency and call 9-1-1 (or direct someone else to call).
2. Early CPR — Begin high-quality chest compressions immediately.
3. Rapid defibrillation — Use an AED as soon as one is available.
4. Advanced resuscitation — EMS takes over with advanced interventions.
5. Post-arrest care — Hospital care that continues recovery.
As an aide, you own the first three links. Delay at any link reduces survival odds.
Before touching any victim, survey the scene. Ask: Is it safe for me to approach? Hazards include traffic, downed power lines, unstable structures, or aggressive bystanders. Never enter an unsafe scene; instead, call 9-1-1 and wait for trained responders.
Put on nitrile gloves before contact whenever possible. Use a pocket mask for rescue breaths. These barriers protect both you and the victim from disease transmission. Remove gloves carefully—peel from the wrist without touching the outer surface—and wash your hands immediately after.
High-quality CPR has five measurable elements that the AHA defines:
Adult one-rescuer CPR sequence: Confirm unresponsiveness → call 9-1-1 → open airway (head-tilt/chin-lift) → check for breathing (no more than 10 seconds) → begin 30 compressions → give 2 rescue breaths → repeat 30:2 cycle.
Two-rescuer CPR: One rescuer compresses while the other manages the airway and gives breaths. Switch compressor roles every 2 minutes or sooner if fatigued, with the switch completed in under 5 seconds.
Infant CPR uses two fingers on the center of the chest just below the nipple line. For two-rescuer infant CPR, use the two-thumb encircling hands technique.
Child CPR uses one or two hands depending on the child's size. The compression-to-breath ratio remains 30:2 for single rescuers; two trained rescuers may use a 15:2 ratio for children and infants.
An AED analyzes heart rhythm and delivers a shock to restore normal rhythm. Training AED units simulate the full sequence without delivering real electricity. Steps:
1. Power on the AED.
2. Attach pads to the victim's bare, dry chest (adult pad placement: right collarbone area and left side under the arm).
3. Allow the AED to analyze — keep everyone clear.
4. If a shock is advised, ensure no one is touching the victim and press the shock button.
5. Immediately resume CPR after the shock.
For children under approximately 8 years or under about 55 pounds, use pediatric pads or a pediatric key/setting if available. If only adult pads are available, use them—do not delay defibrillation.
Apply direct pressure with a clean cloth or gauze and maintain it continuously. Do not remove soaked material; add more on top. For a limb wound that does not stop with direct pressure, a tourniquet may be applied 2–3 inches above the wound. Note the time of application and do not remove it in the field. Never apply a tourniquet over a joint.
For a conscious choking adult or child: deliver 5 back blows between the shoulder blades with the heel of your hand, then 5 abdominal thrusts (Heimlich maneuver). Alternate until the object is expelled or the victim becomes unresponsive. If the victim becomes unresponsive, lower them to the floor, call 9-1-1, and begin CPR—each time you open the airway, look for the object before giving breaths.
For a conscious choking infant: hold the infant face-down on your forearm and deliver 5 back blows, then turn face-up and give 5 chest thrusts. Never perform blind finger sweeps on an infant.
Shock occurs when the body's tissues are not receiving enough oxygenated blood. Signs include pale/cool/clammy skin, rapid weak pulse, confusion, and weakness. Actions: call 9-1-1, keep the victim still and warm, lay them flat, and elevate the legs about 12 inches unless a head, neck, spine, or leg injury is suspected. Do not give food or water. Reassure the victim and monitor until EMS arrives.
These skills are life-saving bridges until EMS arrives—they do not replace medical care. Document any emergency action in the care record and report immediately to your supervisor and the care team. Accurate, timely reporting is part of your professional and legal responsibility.
Answer each question, then check it. Nothing is recorded; this is your own practice.
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