758 



HANDBOOK OF PHYSIOLOGY 



CIRCULATION I 



hemodynamics in, 471 

 pulmonary blood flow and, 472 

 systemic blood flow and, 472 



with tricuspid stenosis, 472 



with valvular stenosis, 470 

 Venules 



tension in walls, 91 

 Veratriun alkaloids 



cardiac contractility and, 180, 181 



ion movements and, 181 

 VFC: ste Ventricular fimction curves 

 VFCa 



deflnition, 490 

 VFC,.v 



definition, 490 

 VFCn. 



definition, 490 

 Viscosity 



damping and, i 18-1 19 



pulse wave propagation, 1 18-120 



definition, 138 



speed of propagation and, 1 18-1 19 



Water 



balance, regulation, 58 

 distribution between vessels and extra- 

 cellular space, 58 

 Webb, G. N. 



Technical aspects of the study of cardio- 

 vascular sound, 681-694 

 Wenckebach-Luciani periods: see Heart 



beat 

 Wenckebach periods 

 definition, 394 

 see also Heart beat 

 Werko, L. 



Dynamics and consequences of stenosis 

 or insufficiency of the cardiac 

 valves, 645-680 

 Wiggers, C. J. 



Circulation and circulation research 

 in perspective, i-io 

 Wolff'- Parkinson -White syndrome 

 A-V conduction and, 298 

 characterization, 422 



description, 396 



ECG in, 298 

 Wood, E. H. 



Physiologic consequences of congenital 

 heart disease, 417-487 

 Woodbury, J. W. 



Cellular electrophysiology of the heart, 

 237-286 

 Work 



blood \olume and, 57 



contractility relation, 154 



electrocardiograph and, 387 



X-ray examination 



diagnosis of congenital defects and, 424 



Zero potential 



definition, 328 

 Zierler, K. L. 



Circulation times and the theory of 

 indicator-dilution methods for de- 

 termining blood flow and volume, 

 585-615 



