YOUR ANSWER IS TOO SLOW YOUR ANSWER IS TOO SLOW CORRECT : THE RATE IS 75 YOUR ANSWER IS TOO FAST YOUR ANSWER IS TOO LONG YOUR ANSWER IS TOO LONG YOUR ANSWER IS TOO SHORT CORRECT THE P-R INTERVAL IS 0.16 SECONDS NORMAL SINUS RHYTHM IS THE CORRECT ANSWER. WRONG. THE P-R INTERVAL IS .16 SECONDS WHICH IS NORMAL. WRONG. THE RATE IS 76 BEATS PER MINUTE WHICH IS NORMAL. WRONG. THE RHYTHM IS REGULAR. NO. TOO SLOW. NO. TOO FAST. NO. TOO SLOW. CORRECT. THE VENTRICULAR RATE IS 120 BEATS PER MINUTE. CORRECT. EXCITEMENT AND FEAR COMMONLY PRODUCE THIS RHYTHM. NO. THAT WOULD SLOW THE HEART RATE. NO. BETA BLOCKADE SLOWS THE HEART RATE. NO. THIS CAUSES PARASYMPATHETIC STIMULATION SLOWING THE HEART RATE. NO. CORRECT RATE FOR SINUS RHYTHM IS 60 TO 100 PER MINUTE. NO. THE RHYTHM IS REGULAR AND P WAVES ARE PRESENT. NO. THE CRITERA FOR ATRIAL TACHYCARDIA IS 151 TO 250 PER MINUTE. CORRECT. THIS IS SINUS TACHYCARDIA. NO. THIS IS A LIFE-THREATENING !VENTRICULAR! DYSRHYTHMIA. RIGHT. IMMEDIATE TREATMENT IS INDICATED TO PREVENT DEGENERATION TO VENTRICULAR FIBRILLATION. NO. THIS IS NOT A STABLE RHYTHM. NO. THE PATIENT USUALLY LOSSES CONSCIOUSNESS. HYPERVENTILATION DOES NOT OCCUR. NO. YOUR ANSWER IS TOO SLOW. THERE ARE APRROXIMATELY 9 QRS COMPLEXES IN A 6 SECOND STRIP. RIGHT. THE RATE IS APPROXIMATELY 90/MIN. NO. YOUR ANSWER IS TOO FAST. THERE ARE APPROXIMATELY 9 QRS COMPLEXES IN A 6 SECOND STRIP. NO. YOUR ANSWER IS TOO FAST. THERE ARE APPROXIMATLEY 9 QRS COMPLEXES IN A 6 SECOND STRIP. RIGHT. THERE IS A PVC PRESENT. NO. THE ECTOPIC COMPLEX IS WIDE AND BIZZARE WITH NO ASSOCIATED P WAVE. NO. THERE IS A PREMATURE COMPLEX PRESENT. NO. THE ECTOPIC COMPLEX IS WIDE AND BIZZARE. NO. ATROPINE IS A PARASYMPATHIC BLOCKER. NO. VERAPAMIL IS A CALCIUM BLOCKER. RIGHT. LIDOCAINE DECREASES VENTRICULAR IRRITABILITY AND RAISES THE THRESHOLD FOR VENTRICULAR FIBRILLATION. NO. ISUPREL IS A SYMPATHETIC (BETA) STIMULATOR.
