Respiratory Care
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| show | O2 and NO are bipolar and attracted to a magnetic field.
-When O2 is added to analyzer, it effects the magnetic field, causing sphere to rotate. Light & mirror give off a color to scale of # of O2 molecules.
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| Advantages of a Paramagnetic Analyzer | show 🗑
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| show | -fragile and position dependent
-must be on a flat surface to work properly
-expensive
-only for intermittent testing / not continuous
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| show | -uses a wheat stone bridge(simple circuit)
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| show | -other gases may affect cooling effects
-can NOT be used in a flammable environment
-not as accurate
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| How a Polarographic Analyzer Works (electro-chemical analyzer) | show 🗑
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| Advantages of a Polarographic Analyzer | show 🗑
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| Disadvantages of a Polarographic Analyzer | show 🗑
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| show | -No battery (same cathode / anodes concept as the polarographic)
-uses Pb instead of Ag
-KOH electrolytic solution
-Slower reaction time
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| Galvanic Cell Analyzer Advantages | show 🗑
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| Galvanic Cell Analyzer Disadvantages | show 🗑
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| show | -measures % volume of a sample gas
-all 02 absorbed from sample
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| show | -Very expensive
-Not typically used at a bed side
-Used in laboratories
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| How a spectrophotometer Analyzer Works | show 🗑
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| Advantages & Disadvantages of a Spectrophotometer Analyzer | show 🗑
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| Pulse Oximetry | show 🗑
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| show | - used in infants, newborns, wound care
-non invasive. electrode placed on skin with conductor gel
-O2 diffuses from skin into electrode & is analyzed
-uses cathode & anode
-CAN also analyze CO2!
-has to be moved every 2-3 hrs to prevent burns
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| Capnography: CO2 levels | show 🗑
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| show | Any complication associated with health care provider services
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| Nosocomial Infection | show 🗑
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| show | Body surface to body surface transfer between host and infected person. Ex: mucus to mucus, or skin contact
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| Indirect is defined as | show 🗑
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| 3 things Infection Control Procedures aim to do | show 🗑
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| 3 elements that must be present for infection to spread | show 🗑
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| show | Removal of foreign material. Wash with soap / detergent enzymatic products and hot water.
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| show | Killing vegetative forms of organisms, but NOT spores.
-Pasteurization is the most common physical method
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| show | Eliminating ALL forms of microbial life (destroys ALL microorganisms) including spores
--Steam sterilization is the most common & easiest
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| show | Nebulizers, Ventilator Circuits, bag-valve-mask devices and suction equipment.
-O2 therapy and pulmonary function equipment are also implicated as potential sources of nosocomial infections
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| show | -Moist heat to coagulate all cell proteins (72C for 5 min, and 63C for 30 min)
-Kills all vegetative bacteria and some viruses (HIV)
-Dried and packaged after process
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| show | -Kills vegetative bacteria, fungi, viruses
-spores are NOT killed
-NOT RECOMMENDED FOR RC EQUIPMENT
-100 C for 5 minutes
-Dry and packaged after process
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| Describe Steam Autoclave | show 🗑
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| Define Holding Time | show 🗑
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| show | Deterioration of materials
Ex: can't use with rubber, plastics, solutions, sharp instruments
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| Use of Ethylene Oxide | show 🗑
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| Use of Glutaraldehyde | show 🗑
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| show | -can kill bacteria and viruses , NOT spores
-need several minutes of exposure and needs to air dry
-Ethyl & isopropyl alcohol are the most common
-Works by destroying cell membranes
-Useful on the skin as an antiseptic / disinfectant (2%)
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| Use of Iodines | show 🗑
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| show | -use of gamma and x rays
-very effective and rapid
-but very expensive
-long shelf life
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