Final answer:
To give effective breaths with a bag-mask, look for chest rise, use pulse oximetry, listen for breath sounds, check mask seal, and follow proper rate and volume based on CPR guidelines.
Step-by-step explanation:
To ensure that you are giving effective breaths when using a bag-mask device during cardiopulmonary resuscitation, you should look for the rise and fall of the patient's chest, which indicates that air is entering the lungs. Additionally, you can monitor for adequate oxygenation through pulse oximetry if available. Listen for breath sounds with a stethoscope if possible, and ensure that the mask maintains a good seal on the patient's face to prevent air from escaping.
It is crucial to deliver breaths at the correct rate and volume according to the current CPR guidelines (typically every 5 to 6 seconds for adults) to avoid overinflation or hyperventilation, which can lead to complications like gastric distention or reduced cardiac output.