When people heard that "Oh, Dear," slim-legged courser of the Prince of Wales, had died of heart failure while making a jump (see COMMONWEALTH), they realized with vicarious contrition that a horse has a heart that may burst. "Oh, Dear" undoubtedly had a weak heart, although heart disease is fairly uncommon among horses. Their circulatory system is quite comparable to that of humans. Thus the horse has a heart with four chambers (two ventricles and two auricles) arteries, arterioles, capillaries, venules, veins and the appropriate valves. The blood is normally so pure that...
To continue reading:
or
Log-In