Terrestrial locomotion does not constrain venous return in the American alligator, Alligator mississippiensis

Journal of Experimental Biology

Volumn 208, Issue 17, 2005, Pages 3331-3339

  Munns, Suzanne L ^a,b   Hartzler, Lynn K ^a   Bennett, Albert F ^a   Hicks, James W ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b JAMES COOK UNIVERSITY   (Australia)

Author keywords

Central venous pressure; Exercise; Heart rate; Hemodynamics; Intra abdominal pressure; Locomotion; Oxygen consumption; Reptile; Venous return; Ventilation

Indexed keywords

CARBON DIOXIDE;

ALLIGATOR; ANIMAL; ARTICLE; BLOOD PRESSURE; BREATHING MECHANICS; CIRCULATION; COMPARATIVE STUDY; EXERCISE; HEART RATE; LOCOMOTION; METABOLISM; OXYGEN CONSUMPTION; PHYSIOLOGY; TIDAL VOLUME; UNITED STATES; VEIN;

ALLIGATORS AND CROCODILES; ANIMALS; BLOOD CIRCULATION; BLOOD PRESSURE; CARBON DIOXIDE; EXERTION; HEART RATE; LOCOMOTION; LOUISIANA; OXYGEN CONSUMPTION; RESPIRATORY MECHANICS; TIDAL VOLUME; VEINS;

ALLIGATOR; ALLIGATOR MISSISSIPPIENSIS; ALLIGATORINAE; IGUANA IGUANA; IGUANIDAE; REPTILIA; SQUAMATA; VARANIDAE; VARANUS EXANTHEMATICUS;

EID: 25844485510     PISSN: 00220949     EISSN: None     Source Type: Journal    
DOI: 10.1242/jeb.01758     Document Type: Article

References (55)

1. Abel, F. L. and Waldhausen, J. A. (1969). Respiratory and cardiac effects on venous return. Am. Heart J. 78, 266-275.
2. Abu-Yousef, M. M. (1992). Normal and respiratory variation of the hepatic and portal venous duplex Doppler waveforms with simultaneous electrocardiographic correlation. J. Ultras. Med. 11, 263-268.
3. Ainsworth, D., Smith, C., Eicker, S., Henderson, K. and Dempsey, J. (1989). The effects of locomotion in respiratory muscle activity in the awake dog. Respir. Physiol. 78, 145-162.
4. Badeer, H. and Hicks, J. (1992). Hemodynamics of vascular 'waterfall': is the analogy justified? Respir. Physiol. 87, 205-221.
5. Bennett, A. F. and Hicks, J. (2001). Postprandial exercise: prioritization or additivity of the metabolic responses? J. Exp. Biol. 204, 2127-2132.
6. Brainerd, E. (1999). New perspectives on the evolution of lung ventilation mechanisms in vertebrates. Exp. Biol. Online 4, 11-28.
7. Brecher, G. A. and Hubay, C. A. (1955). Pulmonary blood flow and venous return during spontaneous respiration. Circ. Res. 3, 210-214.
8. Brecher, G. A. and Mixter, G. J. (1953). Effects of respiratory movements on superior vena cava flow under normal and abnormal conditions. Am. J. Physiol. 172, 457-467.
9. Carrier, D. R. (1987). The evolution of locomotor stamina in tetrapods: circumventing a mechanical constraint. Paleobiology 13, 326-341.
10. Charlier, A. A., Jaumin, P. M. and O'Pouleur, H. (1974). Circulatory effects of deep inspirations, blocked expirations and positive pressure inflations at equal transpulmonary pressures in conscious dogs. J. Physiol. 241, 589-605.
11. Decramer, M., DeTroyer, A., Kelly, S., Zocchi, L. and Macklem, P. T. (1984). Regional differences in abdominal pressure swings in dogs. J. Appl. Physiol. 57, 1682-1687.
12. Farley, C. T. and Ko, T. C. (1997). Mechanics of locomotion in lizards. J. Exp. Biol. 200, 2177-2188.
13. Farmer, C. G. and Carrier, D. R. (2000a). Pelvic aspiration in the American alligator (Alligator mississippiensis). J. Exp. Biol. 203, 1679-1687.
14. Farmer, C. G. and Carrier, D. R. (2000b). Ventilation and gas exchange during treadmill locomotion in the American alligator (Alligator mississippiensis). J. Exp. Biol. 203, 1671-1678.
15. Farmer, C. G. and Hicks, J. W. (2000). Circulatory impairment induced by exercise in the lizard Iguana iguana. J. Exp. Biol. 203, 2691-2697.
16. Frappell, P., Schultz, T. and Christian, K. (2002a). Oxygen transfer during aerobic exercise in a varanid lizard Varnus mertensi is limited by the circulation. J. Exp. Biol. 205, 2725-2736.
17. 2 transfer. Comp. Biochem. Physiol. 133A, 239-258.
18. Gans, C. and Clark, B. (1976). Studies on ventilation of Caiman crocodylus (Crocodilia: Reptilia). Respir. Physiol. 26, 285-301.
19. Gleeson, T., Mitchell, G. and Bennett, A. F. (1980). Cardiovascular responses to graded activity in the lizards Varanus and Iguana. Am. J. Physiol. 239, R174-R179.
20. Grigg, G. and Gans, C. (1993a). Morphology and physiology of the crocodylia. In Fauna of Australia, vol. 2A (ed. C. J. Glasby, G. J. B. Ross and P. L. Beesley), pp. 326-336. Canberra: Australian Government Publishing Service.
21. Guyton, A. C. and Adkins, L. H. (1954). Quantitative aspects of the collapse factor in relation to venous return. Am. J. Physiol. 177, 523-527.
22. Hartzler, L. K., Munns, S. L. and Hicks, J. W. (2004). Contribution of the hepatic piston to ventilation in the American alligator. FASEB J. 18, Abstr. 238.4.
23. Hicks, J. W. and White, F. N. (1992). Pulmonary gas exchange during intermittent ventilation in the American alligator. Respir. Physiol. 88, 23-36.
24. Hicks, J., Wang, T. and Bennett, A. F. (2000). Patterns of cardiovascular and ventilatory response to elevated metabolic states in the lizard Varanus exanthematicus. J. Exp. Biol. 203, 2437-2445.
25. Hoffman, J. I. E., Gutz, A., Charlier, A. A. and Wicken, D. E. L. (1965). Stroke volume in conscious dogs; effects of respiration, posture, and vascular occlusion. J. Appl. Physiol. 20, 865-877.
26. Hughes, G. M. (1973). The Vertebrate Lung. London: Oxford University Press.
27. Katz, A., Chen, Y. and Moreno, A. (1969). Flow through a collapsible tube. Experimental analysis and mathematical model. Biophys. J. 9, 1261-1279.
28. Kresh, E. and Noordergraaf, A. (1972). Cross-sectional shape of collapsible tubes. Biophys. J. 12, 274-294.
29. Mixter, G. J. (1953). Respiratory augmentation of inferior vena caval flow demonstrated by a low-resistance phasic flowmeter. Am. J. Physiol. 172, 446-456.
30. Moreno, A., Burchell, A. R., Van der Woude, R. and Burke, J. H. (1967). Respiratory regulation of splanchnic and systemic venous return. Am. J. Physiol. 213, 455-465.
31. Moreno, A., Katz, A., Gold, L. and Reddy, R. (1970). Mechanics of distension of dog veins and other very thin-walled tubular structures. Circ. Res. 27, 1067-1080.
32. Munns, S. L., Hartzler, L. K., Bennett, A. F. and Hicks, J. W. (2004). Elevated intra-abdominal pressure limits venous return during exercise in Varanus exanthematicus. J. Exp. Biol. 207, 4111-4120.
33. Naifeh, K. H., Huggins, S. E. and Hoff, H. E. (1970a). The nature of the ventilatory period in crocodilian respiration. Respir. Physiol. 10, 338-348.
34. Naifeh, K. H., Huggins, H. E., Hoff, H. E., Hugg, T. W. and Norton, R. E. (1970b). Respiratory pattern in crocodilian reptiles. Respir. Physiol. 9, 31-42.
35. Naifeh, K. H., Huggins, S. E. and Hoff, H. E. (1971). The nature of the nonventilatory period in crocodilian respiration. Respir. Physiol. 11, 178-185.
36. Olsen, C. O., Tyson, M. S., Mier, G. W., Davies, J. W. and Rankin, R. (1985). Diminished stroke volume during inspiration: a reverse thoracic pump. Circulation 72, 668-679.
37. Osada, T., Katsumura, T., Hamaoka, T., Murase, N., Naka, M. and Shimomitsu, T. (2002). Quantitative effects of respiration on venous return during single knee extension-flexion. Int. J. Sports. Med. 23, 183-190.
38. Owerkowicz, T., Farmer, C. G., Hicks, J. W. and Brainerd, E. L. (1999). Contribution of gular pumping to lung ventilation in monitor lizards. Science 284, 1661-1663.
39. Owerkowicz, T., Brainerd, E. and Carrier, D. (2001). Electromyographic pattern of the gular pump in monitor lizards. Bull. Mus. Comp. Zool. 156, 237-248.
40. Rabinovici, N. and Navot, N. (1980). The relationship between respiration, pressure and flow distribution in the vena cava and portal and hepatic veins. Surg. Gynecol. Obstet. 151, 753-763.
41. Reilly, S. M. and Blob, R. W. (2003). Motor control of locomotor hindlimb posture in the American alligator (Alligator mississippiensis). J. Exp. Biol. 206, 4327-4340.
42. Reilly, S. M. and Elias, J. A. (1998). Locomotion in Alligator mississippiensis: Kinematic effects of speed and posture and their relevance to the sprawling-to-errect paradigm. J. Exp. Biol. 201, 2559-2574.
43. Rowland, T. (2001). The circulatory response to exercise: role of the peripheral pump. Int. J. Sports. Med. 22, 558-565.
44. Ruskin, J., Bache, R. J., Rembert, J. C. and Greenfield, J. C. (1973). Pressure-flow studies in man: Effect of respiration on left ventricular volume. Circ. Res. 48, 79-85.
45. Schaffner, F. (1998). The Liver. In Biology of the Reptilia, vol. 19 (ed. C. Gans and A. Gaunt), pp. 485-531. Ithaca, NY: Society for the Study of Amphibians and Reptiles.
46. Schrijen, F., Ehrlich, W. and Permutt, S. (1975). Cardiovascular changes in conscious dogs during spontaneous deep breaths. Pflügers Arch. 355, 205-215.
47. Schultz, T., Christain, K. and Frappell, P. (1999). Do lizards breathe through their mouth while running? Exp. Biol. Online 4, 39-46.
48. Secor, S., Hicks, J. and Bennett, A. (2000). Ventilatory and cardiovascular responses of a python (Python molurus) to exercise and digestion. J. Exp. Biol. 203, 2447-2454.
49. Takata, M., Beloucif, S., Shimada, M. and Robotham, J. L. (1992). Superior and inferior vena caval flows during respiration: pathogenesis of Kussmaul's sign. Am. J. Physiol. 262, H763-H770.
50. Teichgraber, U., Gebel, M., Benter, T. and Manns, M. (1997). Effects of respiration, exercise, and food intake on hepatic vein circulation. J. Ultras. Med. 16, 549-554.
51. van den Berg, P. C. M., Jansen, J. R. C. and Pinsky, M. R. (2002). Effect of positive pressure on venous return in volume-loaded cardiac surgical patients. J. Appl. Physiol. 92, 1223-1231.
52. Wang, T., Carrier, D. and Hicks, J. (1997). Ventilation and gas exchange in lizards during treadmill exercise. J. Exp. Biol. 200, 2629-2639.
53. Wexler, L., Bergel, D. H., Gabe, I. T., Makin, G. S. and Mills, C. J. (1968). Velocity of blood flow in normal human vena cavae. Circ. Res. 23, 349-359.
54. Willeput, R., Rondeux, C. and De Troyer, A. (1984). Breathing affects venous return from legs in humans. J. Appl. Physiol. 57, 971-976.
55. Youmans, W. B., Murphy, Q. R., Turner, J. K., Davis, L. D., Briggs, D. I. and Hoye, A. S. (1963). Activity of abdominal muscles elicited from the circulatory system. Am. J. Phys. Med. 42, 1-70.