生物 - 關於人類的運輸作用

1.(plasma)血漿=血-blood cells(include red blood cell,white blood cell ,blood platelet)
血清=plasma-fibrinogen(a protein in blood, use foe blood cotting)

2.可以, only a small proportion of CO2 is transport in this way

3. because 呼吸動作所產生的吸力 lead to a difference in the pressure of thorax cavity--------so the difference in pressure push 淋巴upward, plus 幫助淋巴在淋巴管中流動