Basic Respiratory Care Questions and answers

Basic Respiratory Care Questions and answers Basic Respiratory Care oxygen therapy indications for oxygen therapy indications for oxygen therapy hypoxemia/hypoxia increased work of breathing increased work of heart Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:07 / 0:15 Full screen Brainpower Read More hypoxemia low oxygen level in blood hypoxia deficiency in amount of oxygen reaching tissue clinical manifestations of hypoxemia of oxygen increase supply of oxygen tachycardia H100 hypertension tachypnea RR20 SoO290% PaO260% Pulmonary hypertension secondary polycythemi increased work of breathing confusion or disorientation lethargy development of cyanosis hazards of oxygen supports combustion no smoking! no electrical devices electric razors, battery operated toys and blow dryers should not be used when oxygen is used could create spark Guidelines for safe handling of oxygen cylinders 1. check for cylinder color (usually green) 2. may see large oxygen flinders for portable oxygen refills and concentrators in the long-term care environment 3. check the label 4. always transport in an approved carrier 5. keep the oxygen cylinder secured in the carrier never leave a cylinder standing freely 6. do not store near a heat source E cylinders for transport filled to psi pressure is reduced to 50 psi by using a regulator to determine how long a tank will last: Psi x .28 divided by the flow Oxygen therapy devices low flow devices the oxygen delivered supplied only a portion of the inhaled gas. the remainder is pulled from the environment Oxygen therapy devices high flow devices all the inhaled gas is delivered from the system regardless of the patient's ventilatory pattern low flow devices nasal cannula, partial rebreather mask, nonrebreather mask nasal cannula 1. runs at flow of 1-6 liters 2. delivers approx 24-44% oxygen 3. oxygen concentrations may vary if the patient's ventilatory pattern is abnormal simple mask runs at flow of 6-10 liters delivers approx 35-60% oxygen partial rebreather mask runs at flow of 6-15 liters delivers approx 70-90% oxygen non-rebreather mask runs at flow of 6-15 liters delivers approx 60-100% oxygen high flow devices venturi mask venturi mask 1. delivers a specific FiO2 regardless of the patient's breathing pattern 2. adapter creates a jet from the oxygen flow that then entrains room air to achieve a specific FiO2 3. provide concentration of 24, 28, 31, 35, 40, 50, and 55% oxygen depending on the adapter used