!£4 Q/" ^ tnanifeft Signs ctra, unlefs in Gonfideration to the greater Im?- portance of its OiEce in the O Economy.. AS foon as the fubtile Poiion of a Conta- gion hath infinuated it felf into the Mafs of Blood, either through the Pores of the Skin, or other more open Paifages, there is no doubt, but it imprints upon it very malignant Qua- lities, which, according to the neceffary Laws of Circulation, muft arrive- at the Heart it felf, and affeft. it with Uneafinefs, fo that its Palpitation is nothing elfe than its Strug- gles to throw off what is Offensive ; and it is no wonder to me this happens, becaufe the Heart is compofed of a fine Contexture of Fibres - for as the Peftilential Venom hath fomewhat in it of a fajine Nature, and what is acrid, it very naturally Simu- lates the nervous Parts, and gives to this Organ even convulsive Motions j but of this Matter every one hath leave to judge for himfelf. B U T how vehemently the Heart may beat on this Gccafion, appears ve- ry mamfeil: from a remarkable Infhmce - 7 l was fent for to a Youth of about four- teen Years of Age, who had continued free of
