cortical sinuses
lymph sinuses in the cortex of a lymph node, which arise from the marginal sinuses and continue into the medullary sinuses; called also intermediate s's.

Medical dictionary. 2011.

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  • marginal sinuses — 1. discontinuous venous lacunae, relatively free of villi, near the edge of the placenta. They were originally thought to be circumferentially continuous and important for placental drainage; their existence has not been confirmed. 2. bowl shaped …   Medical dictionary

  • intermediate sinuses — cortical s s …   Medical dictionary

  • lymph sinuses — lymphatic sinuses irregular tortuous spaces within lymph nodes through which a continuous stream of lymph passes to enter the efferent lymphatic vessels. See also cortical s s, marginal s s, and medullary s s …   Medical dictionary

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  • Lymph node — A Lymph node (] MedullaThere are two named structures in the medulla: * The medullary cords are cords of lymphatic tissue, and include plasma cells and B cells * The medullary sinuses (or sinusoids ) are vessel like spaces separating the… …   Wikipedia

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  • Immune system — A scanning electron microscope image of a single neutrophil (yellow), engulfing anthrax bacteria (orange). An immune system is a system of biological structures and processes within an organism that protects against disease by identifying and… …   Wikipedia

  • Cords of Billroth — The Cords of Billroth (also known as splenic cords or red pulp cords) are found in the red pulp of the spleen between the sinusoids, consisting of fibrils and connective tissue cells with a large population of monocytes and macrophages. These… …   Wikipedia

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