循環系統 Flashcards by 勛奇劉 | Brainscape

Q

平均血壓

A

舒張壓+1/3（收縮壓-舒張壓）

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Q

心室靜止膜電位

A

-80

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Q

肺動脈壓

A

25/10

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Q

正常血管內皮細胞分泌？抑制凝血

A

環前列腺素prostacyclin(PGI2)

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Q

測脈搏

A

橈動脈

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Q

胎兒出生後閉鎖退化成肝圓韌帶

A

臍靜脈

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Q

第一心音

A

lup

音調低而長

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Q

第二心音

A

dup

音調高而短

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Q

休息時大部分血液分佈於

A

體循環靜脈

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Q

脫水使唾液分泌

A

下降

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Q

阻力最大的血管

A

小動脈

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Q

輸血前的檢查

A

交叉配合試驗

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Q

白血球中最多的

A

嗜中性球

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Q

與溶血有關的貧血

A

地中海貧血

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Q

血液佔人體總重的

A

8%

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Q

血液佔ECF的

A

20%

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Q

紅血球直徑

A

7～8um

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Q

細胞膜厚度

A

10nm

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Q

CO對血紅素的親和力比O2

A

高210倍

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Q

巨核細胞在？處分化

A

骨髓

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Q

白血球中最少

A

嗜鹼性球

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Q

最大的白血球

A

單核球

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Q

靜脈注射之等張溶液

A

5%葡萄糖

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Q

血漿中鐵離子的主要攜帶者

A

運鐵蛋白

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Q

紅血球壽命

A

120天

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Q

鈣離子螯合劑EDTA

A

用於製備血漿

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Q

TXA2

A

血管收縮

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Q

阿斯匹靈抑制？

A

環氧酶

進而抑制凝血

Q

左心室比右心室有更大的

A

後負荷

Q

老化後血壓變化

A

收縮壓上升

平均血壓上升

Q

活化plasmin

A

Kallikrein

Q

外在凝血路徑活化？

A

組織凝血質

Q

血液循環中阻力最小

A

心臟

Q

冠狀動脈血液佔心輸出量

A

4%

Q

前負載

A

心室收縮初期心室壁所承受之壓力

由EDV造成

Q

後負載

A

主動脈壓力

Q

體循環血液量等於

A

肺循環血液量

Q

皮膚血流主要受？控制

A

交感神經

Q

血流定律

A

dP=F * R

Q

正常RBC量

A

500萬/1mm^3

500萬/0.001ml

Q

WBC量排序

A

中>單>酸>鹼

嗜中性球
單核球
嗜酸性球
嗜鹼性球

Q

肝素作用

A

使thrombin與antithrombin3結合

Q

交感神經對心臟的作用機制

A

分泌EP作用在心肌的B-EP-R
使鉀離子通透性降低
鈣離子進入

Q

副交感神經對心臟的作用機制

A

分泌Ach作用在心肌的M-Ach-R
使鉀離子通透性上升
鉀離子流出

Q

SA node產生節律點電位原因

A

鉀離子通透性下降

Q

人體器官血量排序

A

腸>肝>肌>腎>腦>皮>心

Q

腦部血流調控

A

因氧氣需求量自我調控

Q

心室壁張力提升

A

心肌缺血

Q

中度運動造成

A

TPR下降

Q

主動充血原因

A

代謝物上升

Q

庫興氏現象

A

顱內壓上升引起平均動脈壓上升

Q

決定平均血壓主要原因

A

肌肉型動脈

Q

心尖由？形成

A

左心室

Q

引起補償式心輸出增加

A

大失血

Q

體內最大淋巴器官

A

脾臟

Q

急性發炎指標

A

CRP上升

Q

窗孔型微血管

A

腎臟
內分泌腺
小腸

Q

Rh-

A

無抗原

可產生Rh+抗體

Q

Rh+

A

有抗原無抗體

Q

微淋巴管？

淋巴管？

A

無瓣膜

有瓣膜

Q

匯入肝門靜脈

A

腸
胃
胰
脾

Q

動脈感壓反射受器

A

主動脈弓

頸動脈竇

Q

班布吉反射

A

右心房血壓上升造成

Q

冠狀動脈直接源自於

A

升主動脈

Q

造血生長因子（HGF)

A

EPO
IL-3
聚落刺激因子（CSF)
血小板生成素

Q

俱有神經原性心臟

A

節肢動物

甲殼類

Q

心搏量

A

5L/min

Q

自動流量控制

A

血壓下降

Q

收回細胞膜上LDL-R

送入lysosome

A

PCSK9