Rate and Rhythm
"What's an EKG?" my sister asked when I told my family that I had learned how to read EKG strips in class yesterday. "You know, its like that screen that shows your heart rate and rhythm." I used my hand to demonstrate the up and down motion that the line makes as it darts across the screen. To be honest, I was absolutely fascinated when our professor explained to the class the meaning of the waves on the EKG strips. I knew nothing beforehand, so I was amazed at the explanation and interpretation of that one simple line. That little dancing line represents the vastly intricate construction of the human heart, including all it's electrical impulses caused by the movement of ions across cell membranes. It involves nodes, conduction, contractions, and timing. It represents the delicate organization and mechanisms of perhaps the most amazing thing God created: the beating human heart. It has been a while since I thought deeply about the heart and how it...