作者: P. J. Fleming , M. R. Levine , A. M. Long , J. Cleave
DOI: 10.1007/978-94-009-4155-7_8
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摘要: During fetal life the control of gas exchange by placenta is largely under maternal control1. The fetus responds to fluctuations in supply or demand oxygen chemoreflex modulation regional blood flow1. thus makes active responses tensions, but they are mediated almost entirely cardiovascular adaptations. In contrast adult alterations tensions mechanisms which respiratory.