Which of the following is the correct action potential cycle:

• Resting state > Repolization > Depolization > Hyperpolarization > Resting state

• Resting state > Depolization > Repolization > Hyperpolarization > Resting state

• Resting state > Repolization > Hyperpolarization > Depolization > Resting state

• Resting state > Hyperpolarization > Repolization > Depolization > Resting state

Which of the following are the correct ECG wave state:

• P wave: Atrial repolarization

• QRS Complex: Ventricular depolarization

• ST-T Wave: Ventricular repolarization

• T Wave: Atrial depolarization

Figure above refers to:

• Lead 1

• Lead II

• Lead III

• Lead IV

Figure above refers to:

• Lead 1

• a)Lead II

• a)Lead III

• a)Lead IV

Figure above refers to:

• Lead AvR

• Lead AvF

• Lead AvL

• Lead AvC