...Blood ,' tp.run into the Heart, but prevent it from running back again that way. Befides, the Arteries confift of a quadruple Coat, the Third of .which is...Orbicular carneous Fibres to a good Thicknefs, and is of a Mufcular Nature, after every Pulfe of the Heart, ferving to contract the Velfel fuccefjfively...

...Blood to run into the Heart, but prevent it from running back again that Way. Befides, the Arteries confift of a quadruple Coat, the Third of which is...Orbicular carneous Fibres to a good Thicknefs, and is of a Mufcular Nature , after every Pulfe of the Heart, ferving to contract the Veffel fucce£ fively...

...the Caufe ; for the Arteries are found to confift cf a Quadruple Coat, the third of which is m-cle up of Annular or Orbicular carneous Fibres to a good thicknefs, and is of a Mufcular Nature ; which after every Pulfe of the Hearr, do contract the Vetttdfuccffli-vely with...

...the blood into the heart, but prevent its running that way back again. Moreover, the arteries consist of a quadruple coat, the third of which is made up...annular, or orbicular, carneous fibres, to a good thickness, and is of a muscular nature, (which was first observed by Dr. Willis) and this, after evecy...