This improves blood flow to the heart. muscle and relieves symptoms (usually chest pain). Stents are used depending on certain features of the. artery blockage. Factors that affect whether a stent can. be used include the size of the artery and where the. blockage is.
Usually, this gasping or agonal breathing stops within about four minutes, which is why many experts have not recognized this phenomenon so far! Gasping is a survival reflex triggered by the brain and can increase the chances of survival for someone in cardiac arrest.
Agonal breaths are often present during cardiac arrest. The respiratory system is responsible for the exchange of gases within the body. It is comprised of the nose, mouth, trachea and lungs. The automatic action of breathing occurs approximately 20,000 times a day, bringing oxygen into the body for energy and growth.