<prompt> Laplaces law, all exceptP TrP 2TrT PrWT WPR  <response>: Law of Laplace, an impoant physical principle with several other applications in physiology. This law states that tension in the wall of a cylinder T is equal to the product of the transmural pressure P and the radius r divided by the wall thickness w:T Prw Ref: Ganongs Review of Medical Physiology 25th Edition. Page: 574 