First Aid and CPR for HVAC Technicians: Essential Knowledge and Skills

Question 1

What is a fundamental principle of first aid?

Accepted Answer

Check if the person is responsive and their airway is clear.

Answer

Give the person medication.

Answer

Take the injured person to the hospital.

Answer

Offer emotional support.

Question 2

Which step is NOT a part of the essential sequence in performing CPR?

Accepted Answer

Giving rescue breaths before chest compressions

Answer

Checking for responsiveness

Answer

Calling for emergency medical services

Answer

Starting chest compressions

Question 3

According to the American Heart Association guidelines for adult CPR, what is the recommended compression rate?

Accepted Answer

100-120 compressions per minute

Answer

60-80 compressions per minute

Answer

80-100 compressions per minute

Answer

120-140 compressions per minute

Question 4

What is the primary function of an Automated External Defibrillator (AED)?

Accepted Answer

Restarting the heart in case of sudden cardiac arrest

Answer

Treating wounds and injuries

Answer

Providing oxygen to a person with breathing difficulties

Answer

Monitoring vital signs of an individual

Question 5

Which of the following is NOT a commonly recognized symptom of heatstroke?

Accepted Answer

Mild headache

Answer

Elevated body temperature

Answer

Nausea and vomiting

Answer

Confusion or disorientation

Question 6

In the event of encountering an individual with a potential spinal injury, what is the most appropriate initial action?

Accepted Answer

Call for emergency medical services.

Answer

Move them to a more comfortable position.

Answer

Apply a splint to the injured area.

Answer

Administer pain medication.

Question 7

What is the universal emergency telephone number for medical emergencies in the United States?

Accepted Answer

911

Answer

000

Answer

112

Answer

999

Question 8

In Adult CPR, what is the recommended ratio of chest compressions to breaths?

Accepted Answer

15:2

Answer

10:1

Answer

5:1

Answer

2:15

Question 9

In the event of witnessing a cardiac arrest, what is the most immediate and appropriate action to take?

Accepted Answer

Call for emergency services and use an Automated External Defibrillator (AED) immediately.

Answer

Begin performing CPR while waiting for the AED to arrive.

Answer

Check for breathing and a pulse before calling for help.

Answer

Wait for a trained medical professional to arrive before taking any action.

Question 10

When responding to a medical emergency, the first step you should take is to:

Accepted Answer

Check for responsiveness

Answer

Call for help

Answer

Start CPR

Answer

Administer first aid

Question 11

An Automated External Defibrillator (AED) is primarily used to:

Accepted Answer

Shock the heart back into a normal rhythm

Answer

Measure heart rate and blood pressure

Answer

Deliver oxygen to the lungs

Answer

Control bleeding

Question 12

To treat a minor burn, you should:

Accepted Answer

Apply cold water and cover with a loose bandage

Answer

Apply ice directly to the burn

Answer

Break any blisters that form

Answer

Elevate the burned area above heart level

Question 13

The purpose of the recovery position is to:

Accepted Answer

Help an unconscious person breathe and prevent choking

Answer

Stop bleeding from a wound

Answer

Treat a broken bone

Answer

Reduce swelling

Question 14

If someone is choking, the appropriate first aid response is to:

Accepted Answer

Perform the Heimlich maneuver

Answer

Give them water to drink

Answer

Slap them on the back

Answer

Do not intervene unless they start turning blue

Question 15

A first aider's primary responsibility is to:

Accepted Answer

Provide immediate and temporary care

Answer

Diagnose and treat illnesses and injuries

Answer

Transport the victim to the hospital

Answer

Provide emotional support to the victim and their family

Question 16

A legal consideration that is NOT relevant for first aid providers is:

Accepted Answer

Providing care beyond their training level

Answer

Obtaining informed consent

Answer

Maintaining confidentiality

Answer

Documenting their actions

Question 17

When choosing a first aid kit for the HVAC workplace, the most crucial factor to consider is:

Accepted Answer

The specific hazards present in the workplace

Answer

The number of employees

Answer

The cost of the kit

Answer

The size of the kit

Question 18

Which of the following is **not** a sign of a heart attack?

Accepted Answer

Numbness in the hands or feet

Answer

Chest pain or discomfort

Answer

Shortness of breath

Answer

Pain in the jaw or left arm

Question 19

What is the proper ratio of chest compressions to rescue breaths during CPR?

Accepted Answer

15:1

Answer

5:1

Answer

10:1

Answer

20:1

Question 20

What is the first step to take when encountering an injured HVAC technician in the workplace?

Accepted Answer

Assess the scene and the victim

Answer

Call 911 immediately

Answer

Provide immediate first aid

Answer

Contact the supervisor

Question 21

What is the purpose of using a tourniquet?

Accepted Answer

To stop arterial bleeding

Answer

To immobilize a broken bone

Answer

To treat shock

Answer

To prevent infection

Question 22

In an emergency, why is effective communication and teamwork vital for emergency responders?

Accepted Answer

To minimize confusion and ensure a coordinated response among responders.

Answer

To provide emotional support and boost morale for individual responders.

Answer

To guarantee a favorable outcome for the patient.

Question 23

When rendering first aid to an unresponsive individual, what is the initial step?

Accepted Answer

Summon emergency medical services and verify breathing

Answer

Initiate chest compressions

Answer

Administer rescue breaths

Answer

Check for a pulse

Question 24

What is the primary purpose of using an Automated External Defibrillator (AED)?

Accepted Answer

To deliver an electrical shock to restore normal heart rhythm

Answer

To provide oxygen to an unresponsive individual

Answer

To extract fluid from the airway

Answer

To monitor vital signs

Question 25

What should be your immediate action if you encounter a chemical spill in the HVAC workplace?

Accepted Answer

Evacuate the area promptly and notify your supervisor

Answer

Attempt to clean up the spill independently

Answer

Wait for someone else to respond

Answer

Disregard the spill and continue working

Question 26

Why is it crucial to wear personal protective equipment (PPE) in the HVAC workplace?

Accepted Answer

To safeguard against hazards like sparks, chemicals, and falling objects

Answer

To enhance your appearance

Answer

To increase your comfort

Answer

To impress your colleagues

Question 27

Which technique is considered proper for lifting heavy equipment?

Accepted Answer

Maintain a straight back, bend your knees, and lift

Answer

Maintain straight legs, bend your back, and lift

Answer

Keep your feet shoulder-width apart while lifting

Answer

Keep your feet together while lifting

Question 28

What is the appropriate first aid treatment for a minor cut?

Accepted Answer

Clean the wound, apply pressure, and bandage it

Answer

Ignore the cut and allow it to heal naturally

Answer

Apply a tourniquet to stop the bleeding

Answer

Call emergency medical services immediately

Question 29

What is the primary basis for the legal duty to act for first aid providers?

Accepted Answer

Statutory obligation to provide assistance in emergencies

Answer

Moral obligation to assist those in need

Answer

Professional certification or training

Answer

Employer's policy or workplace regulations

Question 30

In first aid, which ethical principle requires providers to put the casualty's well-being above all else?

Accepted Answer

Beneficence

Answer

Non-maleficence

Answer

Autonomy

Answer

Justice

Question 31

In HVAC first aid situations, which technique is most effective for managing the emotional and cognitive demands faced by first aid providers?

Accepted Answer

Using relaxation techniques like deep breathing to manage stress.

Answer

Suppressing emotions and focusing only on the physical aspects.

Answer

Seeking emotional support from supervisors or colleagues during the emergency.

Answer

Taking a short break from the emergency to regain composure.

Question 32

Why are thorough documentation and effective communication crucial in first aid and continuity of care?

Accepted Answer

Documentation records the patient's condition and treatments, enabling communication among healthcare providers.

Accepted Answer

Effective communication helps understand and address the patient's needs.

Answer

Documentation and communication are unimportant in first aid.

Answer

Documentation and communication do not affect the quality of first aid.

Question 33

In the event of an electrical burn, which first aid action should be taken immediately?

Accepted Answer

Submerge the burn in cold water.

Answer

Apply antiseptic and bandage the burn.

Answer

Use a heating pad to enhance blood flow.

Answer

Leave the burn open to the air.

Question 34

What is the primary function of an AED (automated external defibrillator)?

Accepted Answer

To deliver an electrical shock to the heart if needed during sudden cardiac arrest.

Answer

To stop bleeding

Answer

To administer oxygen to a victim

Question 35

Which type of burn affects the deepest layers of the skin?

Accepted Answer

Third-degree burn

Answer

Second-degree burn

Answer

First-degree burn

Question 36

Which of the following is a common symptom of carbon monoxide poisoning?

Accepted Answer

Headache

Answer

Stomach cramps

Answer

Skin rash

Answer

Runny nose

Question 37

What should you immediately do if you find a victim who is not breathing and has no pulse?

Accepted Answer

Begin CPR immediately

Answer

Check the victim for other injuries

Answer

Put the victim in the recovery position

Answer

Call for medical help

Question 38

What is the purpose of the Heimlich maneuver?

Accepted Answer

To dislodge food or objects from a choking victim

Answer

To stop bleeding

Answer

To treat a burn

Answer

To clear a blocked airway

Question 39

Which of the following is NOT a fundamental principle of first aid?

Accepted Answer

Ignoring the victim's concerns or emotions

Answer

Controlling life-threatening bleeding

Answer

Assessing the scene and victim

Answer

Treating for shock

Question 40

Which of the following is an indication of a potential airway obstruction?

Accepted Answer

Inability to speak, cough, or breathe effectively

Answer

Absence of cyanosis (bluish tint to the skin)

Answer

Normal breathing rate and rhythm

Answer

Presence of clear airway sounds

Question 41

What is the primary purpose of using an Automated External Defibrillator (AED) in first aid?

Accepted Answer

To deliver an electric shock to the heart in cases of sudden cardiac arrest

Answer

To measure heart rate and rhythm

Answer

To administer CPR

Answer

To control bleeding

Question 42

When should you begin administering first aid?

Accepted Answer

Immediately after an injury or medical emergency occurs

Answer

When the victim's condition worsens

Answer

Only after calling for professional medical assistance

Question 43

What is the primary goal of placing a victim in the recovery position?

Accepted Answer

To help maintain an open airway and prevent aspiration (inhalation of vomit or other fluids)

Answer

To immobilize fractures

Answer

To reduce pain and swelling

Question 44

What is the most appropriate action to take if a person is experiencing a seizure?

Accepted Answer

Clear the area of potential hazards and protect the victim's airway

Answer

Give the victim water or medication

Answer

Restraint the victim to prevent self-injury

Question 45

Which of the following is NOT typically a symptom of hypothermia?

Accepted Answer

Increased heart rate

Answer

Shivering

Answer

Confusion and disorientation

Question 46

Which of the following is NOT a priority when providing first aid?

Accepted Answer

Providing personal comfort to the victim

Answer

Ensuring airway, breathing, and circulation

Answer

Controlling bleeding

Answer

Immobilizing fractures

Question 47

What is the immediate action to take when encountering an unresponsive individual?

Accepted Answer

Checking for responsiveness

Answer

Calling for emergency medical services

Answer

Starting chest compressions

Question 48

What is the ideal depth for chest compressions during CPR?

Accepted Answer

At least 2 inches (5 cm)

Answer

Less than 1 inch (2.5 cm)

Answer

As deep as possible

Answer

More than 3 inches (7.5 cm)

Question 49

What is the primary function of an AED (Automated External Defibrillator)?

Accepted Answer

Delivering an electrical shock to restore a normal heart rhythm

Answer

Measuring blood pressure

Answer

Administering oxygen

Question 50

What should you do if an AED prompts you to 'Give CPR'?

Accepted Answer

Start performing CPR immediately

Answer

Wait for emergency medical services

Answer

Turn the AED off and try again

Answer

Check for signs of life

Question 51

Which type of burn injury is most common?

Accepted Answer

Thermal burn

Answer

Radiation burn

Answer

Electrical burn

Answer

Chemical burn