CPR Homework 1

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

What is the ratio of chest compressions to breaths when providing CPR to an adult?

30 compressions to 2 breaths

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

The man doesn't respond when you tap his shoulder and shout, “Are you ok?” What is your best next action?

Shout for nearby help.

What is the third link in the adult out-of-hospital Chain of Survival?

Defibrillation

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

What action should you take when more rescuers arrive?

Assign tasks to other rescuers and rotate compressors every two minutes or more frequently to avoid fatigue

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

What is the first action you should take in this situation?

Verify that the scene is safe for you and the victim.

If a manual defibrillator is not available for an infant victim, which action should you take?

Use an AED equipped with a pediatric dose attenuator

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

Several rescuers respond, and you ask them to activate the emergency response system and retrieve the AED. As you check for a pulse and breathing, you notice that the man is gasping for air and making snorting sounds. You do not feel a pulse. What is your best next action?

Start high-quality CPR, beginning with chest compressions.

If you suspect that an unresponsive victim has head or neck trauma, what is the preferred method for opening an airway?

Jaw Thrust

What is important to remember about a AED pad placement on infants?

You may need to place one pad on the chest and one pad on the back, according to the diagrams on the pads

What should you do when using an AED on an infant or child younger than eight years of age?

Use adult AED pads if the AED does not have child pads

What is CCF?

Proportion of time that rescuers perform chest compressions during CPR

What is the most common cause of cardiac arrest in children?

Respiratory failure or shock

In which locations do most out-of-hospital cardiac arrests occur?

Homes

Scenario: A 53 year old man collapses and becomes unresponsive. You witness his collapse and are the first rescuer at the scene, where the man is lying motionless on the floor. 

What are the  rate and depth for chest compressions on an adult?

A rate of 100 to 120 compressions per minute and a depth of at least 2 inches