Arterial Blood Gas Course Introduction Contributor(s) Authored by William A. French. Medically reviewed by Dr. Barbara Erickson, PhD, RN, CCRN. LessonsOverviewCore ValuesIndicationsArterial PunctureRadial ArteryBrachial ArteryFemoral ArteryAllen TestProcedure 1Procedure 2Blood Gas AnalysisBlood Gas AnalyzerElectrodesErrorsQuality ControlConclusion