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Embryonic oxygen consumption and growth of Laysan and black-footed albatross

Embryonic oxygen consumption and growth of Laysan and black-footed albatross of Hawaii, of New York, , TED N., GILBERT S. GRANT, G. CAUSEY WHITTOW, HERMANN RAHN, AND CHARLES V. PAGANELLI. Embryonic oxygen consumption and growth of Laysan and black-footed . Am. J. Physiol. 242 (Regulatory tegrative Comp. Physiol. 11): R121-R128, 1982.-The constrats placed on diffusive gas by the hell and the adaptive features of embryonic respiration and mabolism large Laysan and black-footed (300 g) durg prolonged cubation (65 days) were examed ly cubated on Sand Island, Midway, the Northwestern Hawaiian Islands. A low hell gas conductance and slow growth rate were associated with a relatively low oxygen consumption (MO*) throughout cubation. Just prior to ternal pippg (IP) of the ner shell membrane and penration of the air space, the hloz (pre-IP &IO,) was approximately 1,250 ml 02 (STPD) *day-’ for both species, resultg air cell 02 and CO* tensions of 106 and 40 Torr, respectively. Durg the 4- to &day pippg-to-hatchg terval, O2 uptake creases rapidly as pulmonary respiration is itiated, Hatchlg 02 consumption averaged 3,706 mI 02 (STPD) day-’ or about three times the pre-IP Mea. Data support the hypothesis that embryonic mabolism among ProcelIariiformes is related to the extent to which the cubation period deviates from http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png AJP - Regulatory, Integrative and Comparative Physiology The American Physiological Society

Embryonic oxygen consumption and growth of Laysan and black-footed albatross

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Publisher
The American Physiological Society
Copyright
Copyright © 1982 the American Physiological Society
ISSN
0363-6119
eISSN
1522-1490
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Abstract

of Hawaii, of New York, , TED N., GILBERT S. GRANT, G. CAUSEY WHITTOW, HERMANN RAHN, AND CHARLES V. PAGANELLI. Embryonic oxygen consumption and growth of Laysan and black-footed . Am. J. Physiol. 242 (Regulatory tegrative Comp. Physiol. 11): R121-R128, 1982.-The constrats placed on diffusive gas by the hell and the adaptive features of embryonic respiration and mabolism large Laysan and black-footed (300 g) durg prolonged cubation (65 days) were examed ly cubated on Sand Island, Midway, the Northwestern Hawaiian Islands. A low hell gas conductance and slow growth rate were associated with a relatively low oxygen consumption (MO*) throughout cubation. Just prior to ternal pippg (IP) of the ner shell membrane and penration of the air space, the hloz (pre-IP &IO,) was approximately 1,250 ml 02 (STPD) *day-’ for both species, resultg air cell 02 and CO* tensions of 106 and 40 Torr, respectively. Durg the 4- to &day pippg-to-hatchg terval, O2 uptake creases rapidly as pulmonary respiration is itiated, Hatchlg 02 consumption averaged 3,706 mI 02 (STPD) day-’ or about three times the pre-IP Mea. Data support the hypothesis that embryonic mabolism among ProcelIariiformes is related to the extent to which the cubation period deviates from

Journal

AJP - Regulatory, Integrative and Comparative Physiology – The American Physiological Society

Published: Jan 1, 1982

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