心輸出量
外觀
心輸出量(英語:heart output,或Cardiac output,縮寫CO)是一個心臟生理學術語[2],它描述每單位時間心臟,左心室和右心室所泵送的血液量,是心率(HR,即每分鐘心跳數)和每搏輸出量(SV)的乘積,即CO = HR×SV[3]。
參考值
[編輯]心室容積 | ||
---|---|---|
右心室 | 左心室 | |
舒張末期容積 | 144 mL (± 23 mL)[4] | 142 mL (± 21 mL)[5] |
舒張末期容積 / 體表面積 (mL/m2) | 78 mL/m2 (± 11 mL/m2)[4] | 78 mL/m2 (± 8.8 mL/m2)[5] |
收縮末期容積 | 50 mL (± 14 mL)[4] | 47 mL (± 10 mL)[5] |
收縮末期容積 / 體表面積 (mL/m2) | 27 mL/m2 (± 7 mL/m2)[4] | 26 mL/m2 (± 5.1 mL/m2)[5] |
每搏輸出量 | 94 mL (± 15 mL)[4] | 95 mL (± 14 mL)[5] |
每搏輸出量 / 體表面積 (mL/m2) | 51 mL/m2 (± 7 mL/m2)[4] | 52 mL/m2 (± 6.2 mL/m2)[5] |
射血分數 | 66% (± 6%)[4] | 67% (± 4.6%)[5] |
心率 | 60–100 bpm[6] | 60–100 bmp[6] |
心輸出量 | 4.0–8.0 公升[7] | 4.0–8.0 公升[7] |
參考文獻
[編輯]- ^ Betts JG. Anatomy & physiology. 2013: 787–846 [11 August 2014]. ISBN 978-1938168130. (原始內容存檔於2021-02-27).
- ^ Williams, David; Kenyon, Anna; Adamson, Dawn. Physiology. Basic Science in Obstetrics and Gynaecology. Elsevier. 2010: 173–230. ISBN 978-0-443-10281-3. doi:10.1016/b978-0-443-10281-3.00014-2.
- ^ OpenStax. 19.4 Cardiac Physiology. BC Open Textbooks – Open Textbooks Adapted and Created by BC Faculty. 2013-03-06 [2020-04-07]. (原始內容存檔於2020-11-01).
- ^ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 Maceira AM, Prasad SK, Khan M, Pennell DJ. Reference right ventricular systolic and diastolic function normalized to age, gender and body surface area from steady-state free precession cardiovascular magnetic resonance (PDF). European Heart Journal. December 2006, 27 (23): 2879–88. PMID 17088316. doi:10.1093/eurheartj/ehl336.
- ^ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 Maceira A. Normalized Left Ventricular Systolic and Diastolic Function by Steady State Free Precession Cardiovascular Magnetic Resonance. Journal of Cardiovascular Magnetic Resonance. 2006, 8: 417–426. doi:10.1080/10976640600572889.
- ^ 6.0 6.1 Normal ranges for heart rate are among the narrowest limits between 心跳過緩 and 心跳過速. See the Bradycardia and Tachycardia articles for more detailed limits.
- ^ 7.0 7.1 Normal Hemodynamic Parameters – Adult (PDF). Edwards Lifesciences LLC. 2009.
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