noun, noun which may take the genitive case particle 'no'
Anatomical term for a small, irregular blood-filled space, especially in the liver, spleen, or bone marrow. Used in medical contexts.
肝臓の類洞は、血液と肝細胞の間の物質交換に重要です。
The hepatic sinusoids are important for the exchange of substances between blood and liver cells.