Chemistry
Senior High
不會
可以大概理解那個畫面
但
會一直想要很明確想出來 想要跟連通管想在一起但有點困難
13. 測量血壓時,手臂上測量點的高度應與心臟同高。已知血液密度約為1.0 g/cm²,汞
素養 ☆ 密度約為13.6g/cm²。若將手臂上舉,使測量點升高41cm。在不考慮血液的流動及ˋ
心臟的調節功能之情況下,測得的血壓變化量約是多少 mmHg
(A)升高41 (B)升高30 (C)不變 (D)降低30 (E)降低41。
hxD=hxD
心
-my
41cm
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