physiologic dead space

名詞

可算名詞廃用不可算名詞

日本語の意味

（廃用）肺の気道、すなわち空気の通り道となる部分の体積。ただし、肺胞性死腔の概念が提示されると、この定義は不十分となった。

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In early respiratory physiology texts, physiologic dead space referred to the volume of the conducting airways of the lung, a definition that became inadequate after alveolar dead space was described.

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初期の呼吸生理学の文献では、その概念は肺の導気道の容積を指しており、肺胞死腔が記述された後にその定義が不十分であることが明らかになりました。

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意味（1）

Throughout this paper, the term physiological dead space will be used to refer to the volume of the conducting airway down to the location at which a large change in gas composition occurs.

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意味（2）

(physiology) That volume of air in the lung which does not partake in gas exchange.

意味（3）

Bohr's method measures the volume of the lung which does not eliminate CO₂. Because this is a functional measurement, the volume is called the physiologic dead space.

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意味（4）

(physiology) The sum of the anatomic plus the alveolar dead spaces.

意味（5）

(physiology) The sum of the parallel and the serial dead spaces.

...the effective respiratory dead space is made up of two principal components. The first component is associated with the volume of the respiratory passages leading to the lung.... A second component is the ... well ventilated, but poorly perfused alveoli are in parallel with the respiratory passages and it is convenient to designate this component as the ‘parallel’ dead space.

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詳細

physiologic dead spaces

（ plural ）

詳細

physiologic dead space

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