口腔助理执业医师一（含答案）口腔助课件

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1、RespiratoryEmergenciesProvenaRegionalEMSWhatweknowAirisgoodPinkisgoodBlueisbadAirgoesinAirgoesoutVentilationisMovementofairinandoutUpperAirwayInthroughnoseWarmsHumidifiesFiltersPastepiglottisIntotracheaAnteriortoesophagusSellick’sManeuverPressureoncartilagePushestracheamoreposterio

2、rforvisualizationofvocalcordsinintubationCompressesesophagustoinhibitvomitingBronchiBranchofftracheaBronchioles33divisionstoalveoliNoairexchangeuntilalveoliDeadairspaceMustventilatewith500ccofinspiredairtogettoalveoliAlveoliElasticmusclesaroundbronchiolescancausespasmNetworkofcapil

3、lariesaroundalveoliforgasexchangeExchangeofoxygenandcarbondioxideVentilationMechanicsofBreathingInspirationchestexpands–createsvacuum–airrushesinExpirationchestcontracts–createspressure–airrushesoutDiffusion–processofmovingoxygenintobloodandcarbondioxideoutDiffusionismovementofpar

4、ticles(gas)fromanareaofhighconcentrationtoanareaoflowconcentrationHemoglobin98%ofinspiredoxygenattachedtotheprotein,hemoglobininRBCalveolicellsHypoxia–lowoxygentocellsCausesofhypoxiaHypoxichypoxia–notenoughoxygenAnemichypoxia–notenoughhemoglobinStagnanthypoxia–notenoughperfusionsho

5、ckHistotoxichypoxia–unabletodownloadCyanidepoisoningCausesofRespiratoryEmergenciesFailureof:Ventilation:airin/airoutDiffusion:movementofgasesPerfusion:movementofbloodRelievedby:epinephrinebasedmedications(suchasBeta2agonist–albuterol,terbutaline)Compoundedby:Inflammation/mucusprod

6、uctionAssessmentScenesizeupScenesafetyEnvironmentWhatinandaroundthepatientsuggeststhatthisisarespiratoryemergency?GeneralImpressionofPatientPositionColorMentalStatusAbilitytoSpeakRespiratoryEffortIsthispatientindistress?LookforpursedlipbreathingorprolongedexpirationTripodpositionsu

7、ggestsdistress,restingweightonkneeshelpswithchestexpansionSlowlaboredbreathingisasignofrespiratoryfailureCyanosis–bluediscolorationsuggestshypoxiaInitialAssessmentAirway–open,nonoisesBreathing–12-20timesperminuteCirculation–warm,pink,dry,strongpulsesDisability–mentalstatusclearVita

8、lSignsFocusedHistorySAMPLE