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red blood cell
Red blood cells, also known as erythrocytes, are the most abundant type of blood cell in the human body. They are responsible for carrying oxygen from the lungs to the body’s tissues and removing carbon dioxide from the body’s tissues and transporting it to the lungs to be exhaled.
Red blood cells are unique in that they do not have a nucleus or other organelles, which allows them to carry more hemoglobin, the protein responsible for binding and transporting oxygen and carbon dioxide. The shape of red blood cells is also specialized to optimize their function, with a biconcave disc shape that provides a large surface area for gas exchange and allows them to squeeze through small blood vessels.
Red blood cells are produced in the bone marrow and have a lifespan of approximately 120 days. When they reach the end of their lifespan, they are removed from circulation and broken down in the spleen and liver.
Certain medical conditions, such as anemia, can affect the production or function of red bloods cells, leading to symptoms such as fatigue, weakness, and shortness of breath. Treatment may involve addressing the underlying cause, such as nutritional deficiencies or blood disorders, and may include blood transfusions or medications to stimulate red blood cell production.
In summary, red bloods cells are specialized bloods cells that are responsible for carrying oxygen and carbon dioxide throughout the body. They are unique in their lack of a nucleus and specialized shape, and are produced in the bone marrow before being broken down after approximately 120 days.
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