Ecg Orientation Kaiser Study Guide Graded A+

causes of AFIB {Ans: Ischemic heart disease Valvular heart disease Hyperthyroidism Lung disease Heart failure Aging}WHAT OCCUR FIRST? ELECTRICAL CONDUCTION, OR MECHANICAL CONTRACTION? {Ans: ELECTRICAL CONDUCTION}QRS {Ans: VENTRICAL DEPOLARIZATION}contraction {Ans: Cardiac cells shorten, causing muscular contraction in response to an electrical stimulus}CONTRACTION {Ans: IS MECHANICAL. CONTRACTION FOLLOWS DEPOLARIZATION.}SVT {Ans: 150-250 bpm. P waves hidden by QRS}