420 LABORATORY MANUAL OF HUMAN ANATOMY 



metre to the left of the sulcus longitudinalis anterior to a point 

 below the index-finger one centimetre to the left of the sulcus 

 longitudinalis posterior. Cut through to the apex, the incisions 



FIG. 213. 



Lig. arteriosum 



V. cava superior 



Aorta _. 

 ascendens 



Auricula dextra ... 



Sinus transve 

 pericardii 



2SB? 



naris 



posterior 



aortae 



Septum membrana- 

 ceum ventriculorum 

 Cuspis , 

 anterior 



dalis 



Valvula , 



tricuspi- <; Cuspis - 

 posterior 



Cuspis 

 L medialis 



Lunula 



Apex of the 

 Bifurcation of the A. pulmonalis 



^Transition of the pericardium 

 .**/ into the epicardium on the 

 / ramus sinister of the A. pul- 

 monalis and on the Vv. pul- 

 monales sinistrae 



Sinus transversus pericardii 



A. coronaria sinistra 

 ^Auricula sinistra 



Valvula semi- ] 



lunaris sinistra 



Valvula [ aortae 

 semilunaris 

 "" posterior J 



Cuspis "1 



r anterior j va i_ 

 vulae 



Mm. papil- 

 lares 



Mm. papillare 

 Septum musculare ventriculorum-' 



Trabeculae carneae 



The heart seen from in front. After complete hardening distended in formalin, the anterior part 

 of the ventricles, of the ascending aorta, and of the pulmonary artery have been taken away by a 

 frontal cut. (After Toldt, Anat. Atlas, Wien, 1900, 2 Aufl., p. 552, Fig. 921.) 



running along lines parallel to the anterior and posterior sulci 

 and about one centimetre distant from them. (Vide Fig. 212.) 



Clean out the blood and injection mass and examine the cavity 

 and walls of the left ventricle ; compare them with those of the 

 right. 



