Commission on Dental Accreditation (CODA) Board Practice Exam

The appropriate depth for chest compressions during CPR is indeed 5-6 centimeters. This depth is critical to ensure that blood flow is effectively generated during the compressions. The compressions need to be deep enough to create adequate pressure in the chest cavity to facilitate the return of blood to the heart and maintain circulation to vital organs.

The guidelines emphasize the importance of achieving a depth of at least 5 centimeters to compress the chest adequately, while not exceeding 6 centimeters to avoid potential injury to the sternum or ribs. This range promotes effective cardiac output and increases the chances of survival following a cardiac arrest. The focus on this specific depth aligns with current resuscitation protocols established by organizations such as the American Heart Association.

It’s important to maintain a rhythm and consistency when performing compressions at this depth, along with allowing full chest recoil between compressions to ensure optimal blood flow. This standard is based on extensive research that demonstrates the effectiveness of compressions performed within this range for maximizing the likelihood of a positive outcome.