KETTERING: PATIENT ASSESSMENT EXAM UPDATED QUESTIONS AND ACCURATE ANSWERS VERIFIED 100% ALREADY GRADED A+ life functions getting oxygen from the air to all of the cells in the body 4 critical life functions ventilation oxygenation circulation perfusion ventilation moving air in and out of the lungs oxygenation getting oxygen into the blood circulation moving the blood through the body perfusion getting oxygen into the tissue measuring ventilationrespiratory rate tidal volume chest movement breath sounds PaCO2 EtCO2 measuring oxygenation heart rate color sensorium PaO2 SpO2 measuring circulation heart rate and strength cardiac output measuring perfusion blood pressuresensorium temperature urine output hemodynamics assessment and treatment should be based on life functions almost every part of t assessment relates to one of these four life functions if assessment of the life functions identifies problems, they must be treated or corrected right away if any of these life functions are absent (no breathing, no pulse, and no blood pressure), there is an emergency which may require resuscitation when you have an emergency first priority is ventilation The second priority is oxygenation third priority is circulation the fourth priority is perfusion (VOCP) most common problem is with oxygenationpatient chart review admission notes admitting diagnosis history