人體血管的設計邏輯

This episode is 18 minutes long.

This episode was published on April 15, 2026.

人體循環系統堪稱宇宙最狂的「多工物流網」！心臟把滿載氧氣的血液沿著管壁厚實的「高壓快車道（動脈）」狂飆送往全身，而缺氧血則順著「低壓回程路（靜脈）」慢悠悠地擠回心臟。這公路網還自帶VIP專線，例如「肝門靜脈」會把腸胃吸收的營養直送肝臟這座生化加工廠。最玄的是胎兒時期，因為肺臟還沒開工，血液竟會走內建的「作弊密道（分流）」直接抄捷徑繞過去！這套全年無休的超精細快遞系統，絕對值得給個五星好評！ 留言告訴我你對這一集的想法： Powered by Firstory Hosting

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