Q1) Describe what Tachycardia and Bradycardia mean (0

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Q1) Describe what Tachycardia and Bradycardia mean (0.625 marks) and what methods would you use to determine the heart rate (beats/min) on a 10-second-long ECG strip for these abnormal sinus rhythms (0.625 marks)

Q2) Describe how the sympathetic vasoconstrictor system controls vasoconstriction of the bodies blood vessels (1.25 marks)