Last Updated
：2025/11/30
retrotrapezoid nucleus
Noun
Japanese Meaning
顔面核と延髄腹側表面の間に位置する、比較的希薄に配置された神経細胞層であり、二酸化炭素（CO₂）および水素イオン（H⁺）の濃度を感知して呼吸調節に関与する領域
（ plural ）
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A thin layer of not very densely packed neurons lying between the facial nucleus and the ventral surface of the medulla, which serves as a CO₂ and H⁺ sensor for regulating breathing.
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retrotrapezoid nucleus
The retrotrapezoid nucleus senses increases in CO₂ and H⁺ and signals respiratory centers to increase ventilation, despite being only a thin, loosely packed layer of neurons between the facial nucleus and the ventral surface of the medulla.
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The retrotrapezoid nucleus senses increases in CO₂ and H⁺ and signals respiratory centers to increase ventilation, despite being only a thin, loosely packed layer of neurons between the facial nucleus and the ventral surface of the medulla.
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