Egan's Chapter 38 Medical Gas Therapy with correct answers 100% Room air O2 % is - Correct Answer 21%

Egan's Chapter 38 Medical Gas Therapy with correct answers 100% Room air O2 % is - Correct Answer 21% O2 is the most common what - Correct Answer drug Most medical gases are what - Correct Answer drugs what do you need to administer O2 - Correct Answer Dr. order, FiO2 or concentration,monitor patient, recommend changes when needed (DFMR) what do you need to know to recommend a change in patient care - Correct Answer Knowledge of equipment, trouble shooting skills, know drug administration, be able to apply skills (KTKB) A skilled clinician should be able to - Correct Answer determine the desired goals of therapy recommend appropriate changes monitor the patient's response select the mode of administration determine need for therapy(DRMSD) General goals for applying O2 - Correct Answer adequate tissue O2, decrease WOB, Decrease WOH Clinical Objectives for O2 - Correct Answer correct documented or suspected acute hypoxemia,Decrease symptoms associated with chronic hypoxemia, decrease the workload hypoxemia imposes on the cardiopulmonary system (CDD) PaO2 normal range - Correct Answer 80-100 mm Hg mild hypoxemia - Correct Answer 60-79 mm H g moderate hypoxemia - Correct Answer 40-59 mm Hg severe hypoexmia - Correct Answer anything below 40 mm Hg Hypoxemia - Correct Answer low oxygen in the blood Hypoxia - Correct Answer low oxygen in the tissues You can have Hypoxia with out having what - Correct Answer hypoxemia (example is with cyanide poisoning) SaO2 is - Correct Answer O2 Blood Saturation Normal SaO2 range - Correct Answer 97-95% If a patients SaO2 is at 90% or lower you would - Correct Answer Assess the patient an determine if O2 treatment is still required What are the three basic ways to determine if a patient needs O2 therapy - Correct Answer lab documents of PaO2 or SaO2, patients need for O2, signs of hypoxemia what are signs of hypoxemia - Correct Answer tacypnea, tacycardia, cyanosis, and distressed appearance (TTCD) Two way Lab can document hypoxemia - Correct Answer SaO2 or PaO2( Hemoglobin saturation arterial partial pressure) Name some disorder or situations associated with hypoxemia - Correct Answer carbon monoxide or cyanide poisoning,acute MI, shock or trauma,premature infants ,postanesthesia recovery (CASPP) Causes of Hypoxemic Hypoxia - Correct Answer hypoventilation, high elevation,heart anomalies,diffusion defects, V/Q mismatch, Shunting ( HHHDVS) Atelectasis can lead to what - Correct Answer Shunting Shunting is - Correct Answer perfusion no ventilation Shunting can cause - Correct Answer refractory hypoxemia What must be done to a patient that has atelectasis to get O2 to the aveoli - Correct Answer Patient can hold breath or patient must be put on a machine under pressure to open aveoli Refractory hypoxemia (caused by shunting) will not respond to - Correct Answer 100% O2 treatment V/Q stands for - Correct Answer Ventilation and perfusion Most common cause of hypoxemia is - Correct Answer V/Q mismatch Cause of V/Q mismatch - Correct Answer COPD, P.E., Fibrosis, Pulmonary Hypertension normal breath - Correct Answer 12-20 BPM stagnant circulatory hypoxia is a - Correct Answer decrease cardiac output ( which means a decrease in blood flow) anemic hypoxia is - Correct Answer a decrease in Hb (your PaO2 will be normal Not your SaO2 will be low) Give an example of anemic hypoxia - Correct Answer carbon monoxide poisoning or hemorrhage