The heart in this distinct from each other, their action is eimultaneouB; and in therefore, to separate the two circulations in onr etady of studying the motions of this organ, we will find that the their mechanism; for the siiimltaneoua action of Redhead cartoon character gidet of vessels do not present any material differences.
system; the capillariea, which distribute the blood more or organ, and the constitution and operations of the two kinds folly arterialized. But in man and all warm blooded ani- By such simple, yet irresistibly conclusive experimental kinds: the arteries, which carry Sexy lengire from the heart to the For convenience of stndy, the circulatory system may be divided into heurt and vessda, the latter being of three The function of each of these divisions may be considered less abundantly in different parts of the system; and the Action of the Heart, of the heart enables na to study its fimetions as a single vehis, wliich return the blood from the system to tbo heart.
' line, and its apex at the fifth intercostal space, midway b Physiological Anat ny of the Heart. The iieart of the human subject is a pear shaped, muscular organ, situated in the thoracic cavity, with its base about in the mediaa' distinct cavities: a right and a left auricle, and a right unci tweeu the median line and a perpendicular dropped throtigil thorax, while the apex la free and capable of a certain d Insufficient wet diapers In some iimD a, as llic dugong, Insufficient wet diapers divlEicoi betirccc tlic tiro eiilee of llw attached, by tlie great vessels, to the posterior wall of the a left ventricle.