CPRTest(25questions) Whatistherateforchestcompressionsperminuteforanyage?-ANS100 compressionsperminute Thecompression-ventilationratioforoneortworescuersforADULTCPRis?-ANS 30compressionto2ventilationbreaths Thecompression-ventilationratioforoneortworescuerCHILDorINFANTCPRis?- ANS15compressionsto2ventilationbreaths WhereshouldthehandsbeplacedonthechestforadultCPR?-ANShandsshould beplacedonthelowerhalfofbreastbone WhatisthepreferredhandtechniquefortworescuerinfantCPR?-ANS2thumb- Thumb&encirclinghandtechnique(compressionswiththumbs) Whatisthedepthofcompressionsonanadult?-ANS2inches Whatisthedepthofcompressiononaninfant?-ANS⅓thedepthofthechestsizeor 4cm Therescuersknowsitsrescuebreathsareeffectivewhenwhathappens?-ANS Whenthechestrises WhatisthefirststepinusinganAED?-ANSTurniton AfteranAEDshockisdelivered,whatisthenextstep?-ANSCheckforbreathing.If thereisn'tanbreathingoccurring,begincompressionsandrespirations.WhyishighqualityCPRandcompressionsnecessary?-ANSHighqualityCPRis necessarybecauseisprovidesadequatebloodflowandoxygencirculationthroughout thebodywhendonecorrectly.Whenisscenesafetyassessed?-ANSWhenyoufirstarriveatthescene InterruptionstoCPRshouldtakemorethan___seconds.-ANS10
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