To take out the useful parts of the food, the digestive system breaks the food down into small pieces. This process is called digestion. The parts of the food which are not useful just pass through the body.
The interrogation. Interrogations consist of three pulses, 0.8 Î¼s in duration, referred to as P1, P2 and P3. The timing between pulses P1 and P3 determines the mode (or question) of the interrogation, and thus what the nature of the reply should be. P2 is used in side-lobe suppression, explained later.
At five to seven minutes into cardiac arrest, brain damage begins. The average emergency response time is between 8 and 12 minutes. AED defibrillators administered within the first 3-5 minutes can keep the victim alive by maintaining necessary heart rhythm and oxygen flow to the brain until emergency responders arrive.