Show mechanism of the heart medical in the human subject the average edity of the ell alec pulsation of an male is about seventy beats per ini nute theao beats are more fre as a rule in young children and bent and there are variation 8 W thin certain limits in particular persons owing to of or i 11 aaion it would hot mr ablog I 1 sign to find i n some arm IvI duall tile habitual arc bency of the I 1 hearts act ion froin bix ty to sixty five or from seventy el gaty per ini nute asla rulo tile I 1 I 1 arts action is lower and me ful in fully developed and organizations and more rapid and feebler in thae of slighter form I 1 n animals the range is from twenty ave to forty five in the cold blooded an d fifty upward in the warm bl boded animals except ili the case of a horse which jilts a very slow heart beato nl I 1 r Y strokes a m I 1 tinte the eulaa li of men and all animals differ m lilt the sea level also the work of a chy human heart has been m requal the feat of rabing five tons weight one loot per hour or tons in wenty four hours the excess of this work under alcohol in varying is ofton very great r made by dr richardson giving the work of the heart in mileage Pr esmin that the blood as thrown on 0 gf t lie heinit at cacti pulan tion in tho of sixty nine strokes per ini nute and at tile assumed force of nine feet laiq otilea 0 of the blood through the body be to aken at per ini nute aven miles per hour miles per day inies per year or miles in a life time of rs the number of beats of the in the same long life would reach the grund |