MUSCULAE ARCHITECTURE OF THE HUMAN HEART 



233 



B5- 



D C 



Fig. 5 Right side of a large hypertrophied heart. Figs. 5 to 12 are from the same 

 specimen. BS, superficial bulbo-spiral band; SS, superficial sino-spiral band. 

 Corresponding bundles in the figures of this heart are marked A, B, C, D, and E, 

 respectively. For the sake of clearness bundles A, B, and C, are drawn with a 

 smooth surface. 



