Freebase(0.00 / 0 votes)Rate this definition: Sponson. Sponsons are projections from the sides of a watercraft, for protection, stability, or the mounting of equipment such as armaments or lifeboats, etc. They extend a hull dimension at or below the waterline and serve to increase flotation or add lift when underway.
ECG (electrocardiogram) and high blood pressure. 1  An electrocardiogram (ECG) is a test which measures the electrical activity of your heart to show whether or not it is working normally. 2  An ECG records the heartâs rhythm and activity on a moving strip of paper or a line on a screen.
Quick Answer. To read an EKG practice test strip, begin by counting the number of QRS-complexes in a six-second interval and multiplying that number by 10 to determine the heart rate. Each large square on the EKG paper represents 0.20 seconds; thus 30 large boxes is six seconds on the clock, reports Practical Clinical Skills.