Volume capacity and contraction control of the seal spleen

Journal of Applied Physiology

Volumn 82, Issue 6, 1997, Pages 1989-1994

  Cabanac, Arnaud ^a,b   Folkow, Lars P ^a   Blix, Arnoldus Schytte ^a  

^a UNIVERSITY OF TROMSØ   (Norway)

^b NONE   (Canada)

Author keywords

Catecholamines; Circulation; Diving; Hematocrit; Phocid seals

Indexed keywords

ADRENALIN BLOOD LEVEL; ALPHA ADRENERGIC STIMULATION; ANIMAL EXPERIMENT; ARTICLE; BLOOD VOLUME; DIVING; FEMALE; HEMATOCRIT; MALE; NONHUMAN; NORADRENALIN BLOOD LEVEL; PLETHYSMOGRAPHY; PRIORITY JOURNAL; SPLEEN BLOOD FLOW;

EID: 0031009420     PISSN: 87507587     EISSN: None     Source Type: Journal    
DOI: 10.1152/jappl.1997.82.6.1989     Document Type: Article

References (34)

1. Barcroft, J., and L. T. Poole. The blood in the spleen pulp. J. Physiol. (Lond.) 64: 23-29, 1927.
2. Blix, A. S., and N. A. Øritsland. Current regulations for killing of seals evaluated by electrographic recordings of brain and heart activity. Acta Vet. Scand. 11: 335-337, 1970.
3. Bryden, M. M., and A. W. Erickson. Body size and composition of Crabeater seals (Lobodon carcinophagus) with observations on tissue and organ size in Ross seals (Ommatophoca rossi). J. Zool. Lond. 179: 235-247, 1976.
4. Bryden, M. M., and G. H. K. Lim. Blood parameters of the southern elephant seal (Mirounga leonina, Linn.) in relation to diving. Comp. Biochem. Physiol. 28: 139-148, 1969.
5. Bürow, A. Ueber das Gefässystem der Robben. Arch. Anat. Physiol. Leipzig 5: 230-258, 1838.
6. Carneiro, J. J., and D. E. Donald. Blood reservoir function of dog spleen, liver, and intestine. Am. J. Physiol. 232 (Heart Circ. Physiol. 1): H67-H72, 1977.
7. Castellini, J. M., and M. A. Castellini. Estimation of splenic volume and its relationship to long-duration apnea in seals. Physiol. Zool. 66: 619-627, 1993.
8. Castellini, M. A., D. P. Costa, and A. Huntley. Hematocrit variation during sleep apnea in elephant seal pups. Am. J. Physiol. 251 (Regulatory Integrative Comp. Physiol. 20): R429-R431, 1986.
9. Castellini, M. A., R. W. Davis, and G. L. Kooyman. Blood chemistry regulation during repetitive diving in Weddell seals. Physiol. Zool. 61: 379-386, 1988.
10. Castellini, M. A., G. L. Kooyman, and P. J. Ponganis. Metabolic rates of freely diving Weddell seals: correlations with oxygen stores, swim velocity and diving duration. J. Exp. Biol. 165: 181-194, 1992.
11. Clausen, G., and A. Ersland. The respiratory properties of the blood of the bladdernose seal (Cystophora cristata). Respir. Physiol. 7: 1-6, 1969.
12. Daly, M. D. B., and M. J. Scott. The effects of acetylcholine on the volume and vascular resistance of the dog's spleen. J. Physiol. (Lond.) 156: 246-259, 1961.
13. Digges, K. G., G. A. McPherson, and R. J. Summers. Pharmacological investigation of alpha-adrenoreceptors in guinea-pig splenic capsule. J. Auton. Pharmacol. 1: 313-320, 1981.
14. Elsner, R. Cardiovascular adjustments to diving. In: The Biology of Marine Mammals, edited by H. T. Andersen. New York: Academic, 1969, chapt. 5, p. 117-146.
15. Elsner, R., W. N. Hanafee, and D. D. Hammond. Angiography of the inferior vena cava of the harbor seal during simulated diving. Am. J. Physiol. 220: 1155-1161, 1971.
16. Elsner, R., and H. J. Meiselman. Splenic oxygen storage and blood viscosity in seals. Mar. Mamm. Sci. 11: 93-96, 1995.
17. Folkow, L. Satellitt-overvåking av selens vandringer og adferd. Ottar 3: 34-37, 1994. (In Norwegian.)
18. Folkow, L. P., and A. S. Blix. Distribution and diving behaviour of hooded seals. In: Whales, Seals, Fish and Man. edited by A. S. Blix, L. Walløe, and Ø. Ulltang. Amsterdam: Elsevier, 1995, p. 193-202.
19. Fujise, Y., H. Hidaka, R. Tatsukawa, and N. Miyazaki. External measurements and organ weights of five Weddell seals (Leptonychotes weddelli) caught near Syowa station. Jpn. Fisheries Bull. 85: 96-99, 1985.
20. Greenway, C. V. Splenic erythrocyte concentration mechanism and its inhibition by isoproterenol. Am. J. Physiol. 236 (Heart Circ. Physiol. 5): H238-H243, 1979.
21. Hochachka, P. W. Balancing conflicting metabolic demands of exercise and diving. Federation Proc. 45: 2948-2952, 1986.
22. Hol, R., A. S. Blix, and H. O. Myhre. Selective redistribution of the blood volume in the diving seal (Pagophilus groenlandicus). Rapp. P.-V. Reun. Cons. Int. Explor. Mer. 169: 423-432, 1975.
23. Hurford, W. E., P. W. Hochachka, R. C. Schneider, G. P. Guyton, K. S. Stanch, D. G. Zapol, G. C. Liggins, and W. M. Zapol. Splenic contraction, catecholamine release, and blood volume redistribution during diving in the Weddell seal. J. Appl. Physiol. 80: 298-306, 1996.
24. Kooyman, G. L., M. A. Castellini, R. W. Davis, and R. A. Maue. Aerobic diving limits in immature Weddell seals. J. Comp. Physiol. 151: 171-174, 1983.
25. Kooyman, G. L., E. A. Wahrenbrock, M. A. Castellini, R. W. Davis, and E. E. Sinnett. Aerobic and anaerobic metabolism during voluntary diving in Weddell seals: evidence of preferred pathways from blood chemistry and behavior. J. Comp. Physiol. 138: 335-346, 1980.
26. Oftedal, O. T., D. W. Bowen, E. M. Widdowson, and D. J. Boness. Effects of suckling and the postsuckling fast on weights of the body and internal organs of harp and hooded seal pups. Biol. Neonate 56: 283-300, 1989.
27. Ojiri, Y., K. Noguchi, T. Chibana, and M. Sakanashi. Effects of adrenergic stimulants on the splenic diameter, haemoglobin content and haematocrit in anaesthetized dogs: determination of the adrenoceptor subtype responsible for changes in the splenic diameter. Acta Physiol. Scand. 149: 31-39, 1993.
28. 2's and blood and muscle oxygen stores. Physiol. Zool. 66: 732-749, 1993.
29. Ponganis, P. J., G. L. Kooyman, D. Sartoris, and P. Jobsis. Pinniped splenic volumes. Am. J. Physiol. 262 (Regulatory Integrative Comp. Physiol. 31): R322-R325, 1992.
30. Qvist, J., R. D. Hill, R. C. Schneider, K. J. Falke, G. C. Liggins, M. Guppy, R. L. Elliot, P. W. Hochachka, and W. M. Zapol. Hemoglobin concentrations and blood gas tensions of free-diving Weddell seals. J. Appl. Physiol. 61: 1560-1569, 1986.
31. Reilly, F. D. Innervation and vascular pharmacodynamics of the mammalian spleen. Experientia 41: 187-192, 1985.
32. Schumacher, U., and U. Welsch. Histological, histochemical, and fine structural observations on the spleen of seals. Am. J. Anat. 179: 356-368, 1987.
33. Turner, A. W., and V. E. Hodgetts. The dynamic red cell storage function of the spleen in sheep. Aust. J. Exp. Biol. 37: 399-420, 1959.
34. Zapol, W. M. Diving adaptations of the Weddell seal. Sci. Am. 256: 100-107, 1987.