56 



SCIENCE PRIMERS. 



[§v. 



You will then have something very much like what 





Fig. s. — Heart of Sheep, as seen after Removal from the Body^ lying ufon 

 the Two Lungs. The Pericardimn has been cut away^ but no other 

 Dissection made. 



R.A. Auricular appendage of right auricle \ L.A. auricular appendage of 

 left auricle; /?.K right ventricle; L.V. left ventricle; S,V,C. superior 



