- subcapsular sinuses
- marginal s's (def. 2.)
Medical dictionary. 2011.
Medical dictionary. 2011.
Subcapsular sinus — ] The lymph node contains lymphoid tissue, i.e., a meshwork or fibers called reticulum with white blood cells enmeshed in it. The regions where there are few cells within the meshwork are known lymph sinus . It is lined by reticular cells,… … Wikipedia
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
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
sinus — 1. [TA] A channel for the passage of blood or lymph, without the coats of an ordinary vessel; e.g., blood passages in the gravid uterus or those in the cerebral meninges. 2. [TA] A cavity or … Medical dictionary
Sinus (anatomy) — Sinus is Latin for bay , pocket , curve , or bosom . In anatomy, the term is used in various contexts. A sinus is a sack or cavity in any organ or tissue, or an abnormal cavity or passage caused by the destruction of tissue. In common usage,… … Wikipedia
eye disease — Introduction any of the diseases or disorders that affect the human eye (eye, human). This article briefly describes the more common diseases of the eye and its associated structures, the methods used in examination and diagnosis, and the… … Universalium
Medulla of lymph node — Schematic of lymph node showing lymph sinuses Latin medulla nodi lymphoidei The medulla of lymph node … Wikipedia
Pharyngeal tonsil — Location of the adenoid Latin tonsilla pharyngea MeSH … Wikipedia
Haematopoiesis — Diagram showing the development of different blood cells from haematopoietic stem cell to mature cells Haematopoiesis (from Ancient Greek: αἷμα, blood ; ποιεῖν to make ) (or hematopoiesis in the United States; sometimes also haemopoiesis or… … Wikipedia
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