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P-R |
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P-R in electrocardiography, refers to the P and R waves. P-R interval the period from the beginning of the P wave to the beginning of the QRS complex. P-R segment the isoelectric tracing that follows the P wave and ends with the deflection of the Q wave. It represents the delay of the electrical impulse at the atrioventricular node. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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