作者: Charles R. Filburn , Edward G. Lakatta
DOI: 10.1007/978-1-4757-1430-2_4
关键词:
摘要: The cardiovascular system’s raison d’etre is to transport oxygen, nutrients, blood cells, and other substances body tissues, remove the waste products of metabolism, maintain constant temperature. Since these are not fixed but can vary over at least a tenfold range (i.e., from sleep maximum exercise) system, optimal efficiency, adjusts its level function meet requirements.