Final answer:
Endotracheal intubation can be part of CPR, but high-quality chest compressions are the priority and should not be delayed. Intubation may be performed by healthcare professionals either concurrently with or after starting chest compressions.
Step-by-step explanation:
The question asks whether an endotracheal tube should be inserted before performing chest compressions during cardiopulmonary resuscitation (CPR). In the context of CPR, the primary focus is on providing high-quality chest compressions to maintain circulation to vital organs, especially the brain. An endotracheal tube may be necessary if the airway is blocked, as it allows a person to breathe by bypassing the obstruction. However, intubation is typically performed by healthcare professionals, and if it's necessary, it should not significantly delay the start of chest compressions, which are critical. During CPR, compressions are performed at least 5 cm deep and at a rate of 100 compressions per minute, emphasizing circulation over artificial respiration. Intubation might be performed concurrently or after initiating chest compressions if trained personnel are available without interrupting the CPR process.