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1、SHOCKJeremyMaddux,NREMTPDefinitionsShock:“Thebody’sresponsetopoorperfusion”AKA:HypoperfusionPerfusion:“Theprocessbywhichoxygenatedbloodisdeliveredtothebody’stissueandwastesareremovedfromthetissue”DefinitionsAerobicMetabolism:“Metabolismwithoxygen”AnaerobicMetaboli

2、sm:“Metabolismwithoutoxygen”Decreasedperfusionleadsto:ShockAnaerobicmetabolismBuildupoftoxinsFluidsandElectrolytesWater60%MixedwithproteinsandelectrolytesSenttovariouscompartmentsinthebodyIntracellularfluid-75%Extracellularfluid-25%Interstitialfluid-17.5%Intravasc

3、ularfluid-7.5%ElectrolytesSubstancesthatdissociateintoelectricallychargedparticleswhenplacedintowater.Chargedparticlesarecalled“ions”.Positivecharge=“cation”Negativecharge=“anion”CationsandAnionsCations-positivelychargedSodiumNa+PotassiumK+CalciumCa++MagnesiumMg++

4、Anions-negativelychargedChlorideCl-BicarbonateHCO3-PhosphatePO4-CationsSodium(Na+)MostprevalentcationintheextracellularfluidPlaysamajorroleinregulatingthedistributionofwaterPotassium(K+)MostprevalentcationintheintracellularfluidTransmissionofelectricalimpulses“Nex

5、tofKin”“N”extSodium(Na+)Mostprevalentcationintheextracellularfluid“K”inPotassium(K+)MostprevalentcationintheintracellularfluidCationsCalcium(Ca++)MusclecontractionNervousimpulsetransmissionMagnesium(Mg++)SeveralbiochemicalprocessesCloselyassociatedwithphosphateinm

6、anyprocessesAnionsChloride(Cl-)MostprevalentanionintheextracellularfluidFluidbalanceandrenalfunctionBicarbonate(HCO3-)PrinciplebufferofthebodyNeutralizeshighlyacidichydrogenion(H+)AnionsPhosphate(HPO4-)MajorintracellularanionImportantinbodyenergystoresHelpsmaintai

7、nacid-basebalanceCellularMembranesPermeabilityThedegreetowhichasubstanceisallowedtopassthroughacellmembraneSemipermeableCellmembranesthatallowonlycertainsubstancestopassthroughthemDiffusionMovementofsolutesfromanareaofgreatersoluteconcentrationtoanareaoflowersolut

8、econcentrationOsmosisMovementofwaterfromanareaoflowersoluteconcentrationtoanareaofhighersoluteconcentrationActiveTransportMovementofasubstanceacrossthec