1782 



HANDBOOK OF PHYSIOLOGY ^ CIRCULATION II 



Tm 



definition, 1397 

 Tobacco 



cardiac effects, 1 563 



coronary disease and, 1563 

 Tolazoline 



renal blood flow and, 1487 

 Tongue 



arteriovenous anastomoses in, 1 254 

 Toxemia of pregnancy 



ovarian vein physiology and, 1 588 



placental ischemia and, 1588 

 Transformer component 



definition, 1315 

 Transfusion 



effects of, 1546 



rapid 



cardiac output and, 1 1 1 3 

 right atrial pressure and, 1 1 13 

 venous return and, 1 1 13 

 Transillumination 



with fused quartz rod, 893 

 Transmural pressure 



calculation, 1689 

 Traumatic shock 



capillary permeability and, 1059 



lymph flow and, 1060 



participation of the lymphatic system 

 and, 1059 



renal blood flow and, 1506 



vasoconstrictor substance and, 1060 



see also Shock 

 Traveling markers 



dye, 1320 



gas bubbles, 1320 



radiopaque material, 1320 



tagged corpuscles, 1320 

 Trench foot 



skin circulation and, 1335 



stages of, 1 335 

 Tricuspid valve 



closure interval, 790 



flow pulse at, 862 



opening interval, 790 



pulse wave at, 862 



regurgitation, differential pressure 

 method, 862 



structure, 780 

 Trimethaphan camphorsulfonate 



renal blood flow and, 1487 

 Trousseau syndrome : see Thrombophlebi- 

 tis, migratory 

 Trueta juxtamedullary shunt 



functional evidence, 1498 



morphological evidence, 1497 

 Tumors 



origin of blood vessels in, 1 265 

 Tyramine 



medullary pressure and, 1660 



Ultraviolet light 



skin circulation and, 1336 

 Umbilical vessels 



artery 



pulse-wave velocity and rate in, 819 

 stress-relaxation curves of, 872 



closure of, 1638 



pressures in, 1632 

 Ungulates 



uterus in, 1 585 

 Uranium-nitrate injury 



renal lymph and, 1058 

 Urea 



blood to tissue permeability, 1023 



capillary 



clearance blood flow and, 1023 

 permeability, 1023 



concentration in lymph, 1064 



diffusion of, 1002, ioio, 1012 



distribution in kidney, 1469 



filtration rate, 1006 



osmotic transients due to, 1018 



permeability of, 1023 



muscle capillaries to, 1013 



renal lymph flow and, 1058 

 Ureter ligation 



pathological changes in kidney, 1058 

 Urethan 



osmotic transients due to, 1018 

 Urine 



concentration, ADH and, 1472 



formation 



countercurrent system, 1479 

 intrarenal pressure and, 1479 

 Uterine blood flow 



accommodation of embryo and, 1594- 



'598 

 changes during pregnancy, 1604 

 contractions and, 1599 

 drugs and, 1637 

 during labor, 1607 

 during puerperium, 1608 

 fetal load and, 1606 

 fetal weight and, 1605 

 postpartum, 1607 

 pregnancy and, 1603, 1607, 1609 

 total, methods, 1604, 1605 

 uterine shape and, 1603 

 Uterine circulation 



accommodation of embryo and, 1594- 



1598 

 arrangement, in various types, 1587 

 arterial 



injection during pregnancy, 1604 



pattern of, 1588 



supply, in simplex, 1600 

 arteries 



course of, 1586 



menstruation and, 1598 

 comparative, 1586 

 estrogen and, 1600- 1602, 1603 

 hormones and, 1599 



implantation and, 1602 



in nonpregnant rabbit, 1594 



pregnancy and, 1594, 1602, 1603, 1604 



vascular connections of, 1586- 1588 



vascularity, 1598-1599 



venous drainage, 1 587 

 Uterine contractions 



arterial blood pressure and, 1 599 



blood flow and, 1599 



compression, inferior vena cava and, 

 1600 



maternal circulation, 1605 



placental blood flow and, 1600 



venous pressure and, 1606 

 Uterine milk 



function of, 1621 

 Uteroplacental circulation 



as arteriovenous shunt, 1606 

 Uterus 



accommodation of embryo and, 1594- 



1598 

 angiogenesis in, 1586 

 arterio-arterial shunts in, 1597 

 basic function of, 1585 

 bicornus, definition, 1586 

 comparative anatomy of, 1585- 1586 

 comparative types, 1586 

 contractility 



blood flow and, 1 599-1600 



body posture, 1600 

 duplex, definition, 1586 

 electrolyte levels in, 1 141 

 endometrium, vascularity of, 1599 

 estrogen and, 1 600-1 601 

 hyperemia due to hormones, 1601 

 innervation of, 1602 

 lymphatics of, 1608 

 menstruation and, 1598- 1599 

 oxygen consumption, fetal weight and, 



if Mill 



pregnant, radiopaque injections of, 

 1609 



role in implantation, 162 1 



simplex, definition, 1586 



work of supplying various types of pla- 

 centa, 1606 



Vagal stimulation 



gastric blood flow and, 1446 

 mesenteric blood flow and, 145 1 

 pancreatic blood flow and, 1450 



Vagus stimulation 



vasomotor activity, 1 547 



Valsalva maneuver 



aortic pulse contour in, 831 

 brachial arterial pressure, 1712 

 brachial artery pulse contour in, 831 

 pulmonary arterial pressure and, 1 7 12 



Valves 



arterial, 781-782 

 atrioventricular, 780-781 

 forward work of, 847 



