A little plate or plaque; specifically a blood platelet, an irregular shaped disk containing granules in the central part and peripherally; protoplasm but no definite nucleus
The smallest of the circulating blood cells The chief function of platelets is to form plugs on damaged areas of the lining of the blood vessels and to initiate blood clots
Platelets are a kind of blood cell. If you cut yourself and you are bleeding, platelets help to stop the bleeding. one of the very small flat round cells in your blood that help it become solid when you bleed, so that you stop bleeding. or thrombocyte Small, colourless, irregular blood cell crucial in coagulation. Produced in bone marrow and stored in the spleen, platelets accumulate to block a cut in a blood vessel and provide a surface for fibrin strands to adhere to, contract to pull the strands together, and take part in the conversion sequence of coagulation factors. They also store and transport several chemicals
-a small, round, or oval cell found in the blood, which is involved in blood-clotting
small, irregularly-shaped bodies in the blood that contain granules These cells are important components of the blood coagulation (clotting) system
general shape of a montmorillonite particle, consisting of a sheet-like structure where the dimensions in two directions far exceed the particle’s thickness