The diagnostic test that records the electrical activity of the heart is called ECG or Electrocardiogram. An ECG is a painless and simple test, which uses electrodes arranged and attached to your skin, and records the activity of the heart. ECG detects any abnormal rhythm and pattern of the heart beat and this helps doctors in diagnosing arrhythmias.
D: all of the above. All statements are true.
The great saphenous vein (or GSV).
Answer: group of a people that share the characteristics, features, and/or traits.
