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  1. RIGHT.  THIS IS A NORMAL RHYTHM.                                                                                                                                                                                                                               WRONG ANSWER.  THIS IS A NORMAL RHYTHM.                                                                                                                                                                                                                        RIGHT.  THIS RHYTHM IS NORMAL AND REQUIRES NO FOLLOWUP.                                                                                                                                                                                                        WRONG ANSWER.  THIS RHYTHM IS NORMAL AND REQUIRES NO FOLLOWUP.                                                                                                                                                                                                 CORRECT.  THIS RHYTHM USUALLY DOES NOT REQUIRE ANY MEDICAL INTERVENTION.                                                                                                                                                                                       WRONG.  THIS RHYTHM USUALLY DOES NOT REQUIRE ANY MEDICAL INTERVENTION.                                                                                                                                                                                         CORRECT.  HEART RATES ARE FASTER IN BABIES AND YOUNG CHILDREN.                                                                                                                                                                                                 WRONG.  HEART RATES ARE FASTER IN BABIES AND YOUNG CHILDREN.                                                                                                                                                                                                   CORRECT.  THE RATE IS 120/MIN WITH 12 SMALL BLOCKS BETWEEN QRS COMPLEXES.                                                                                                                                                                                      WRONG.  THE RATE IS 120/MIN WITH 12 SMALL BLOCKS BETWEEN QRS COMPLEXES.                                                                                                                                                                                        CORRECT.  THIS TREATMENT IS OFTEN USED.                                                                                                                                                                                                                        NO.  ISUPREL INCREASES VENTRICULAR IRRITABILITY WORSING THE SITUATION.                                                                                                                                                                                         RIGHT.  THIS COULD BE THOUGHT OF AS A SERIES OF RAPID PREMATURE VENTRICULAR CONTRACTIONS.                                                                                                                                                                      NO.  THIS IS DYSRHYTHMIA IS CAUSED BY VENTRICULAR IRRITABILITY.                                                                                                                                                                                                RIGHT.  THIS IS VENTRICULAR TACHYCARDIA.                                                                                                                                                                                                                       NO.  THIS IS VENTRICULAR TACHYCARDIA.                                                                                                                                                                                                                          RIGHT.  THERE ARE NO P WAVES PRESENT.                                                                                                                                                                                                                          NO.  THERE ARE NO P WAVES PRESENT.                                                                                                                                                                                                                             RIGHT.  THERE ARE NO REPETITIVE R-R INTERVALS.                                                                                                                                                                                                                 NO.  LOOK AGAIN.                                                                                                                                                                                                                                               RIGHT.  THIS IS A SUPRVENTRICULAR RHYTHM WITH AN ACCEPTABLE VENTRICULAR RATE AND LITTLE CHANCE OF DEGENERATION TO A DANGEROUS RHYTHM.                                                                                                                          NO.  THIS IS A SUPRAVENTRICULAR RHYTHM WITH AN ACCEPTABLE VENTRICULAR RATE AND LITTLE CHANCE OF DEGENERATION TO A DANGEROUS RHYTHM.                                                                                                                            RIGHT.  IT IS ATRIAL FIBRILLATION WITH A CONTROLLED VENTRICULAR RESPONSE.                                                                                                                                                                                      NO.  IT IS ATRIAL FIBRILLATION WITH A CONTROLLED VENTRICULAR RESPONSE.                                                                                                                                                                                         RIGHT.  THERE ARE 20 SMALL BLOCKS BETWEEN QRS COMPLEXES.                                                                                                                                                                                                       NO.  THERE ARE 20 SMALL BLOCKS BETWEEN QRS COMPLEXES.                                                                                                                                                                                                          RIGHT.  PVC'S ARE A COMMON OCCURRENCE.                                                                                                                                                                                                                         NO.  PVC'S ARE A COMMON OCCURRENCE.                                                                                                                                                                                                                            RIGHT.  PVC'S CAN TRIGGER MORE SERIOUS VENTRICULAR DYSRHYTHMIAS SUCH AS VENTRICULAR TACHYCARDIA AND FIBRILLATION.                                                                                                                                              NO.  PVC'S CAN TRIGGER MORE SERIOUS VENTRICULAR DYSRHYTHMIAS SUCH AS VENTRICULAR TACHYCARDIA AND FIBRILLATION.