HEME has various meanings in the Medicine category. Discover the full forms, definitions, and usage contexts of HEME in Medicine.
A red pigment that binds oxygen and carbon dioxide molecules and carries them through the bloodstream. An allosteric protein that is the primary oxygen-carrying protein in vertebrates; it also plays a role in the transport of CO2 and H+. A heme protein in erythrocytes; functions in oxygen transport.
MedicineBlood is a bodily fluid in animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells. When it reaches the lungs, gas exchange occurs when carbon dioxide is diffused out of the blood into the alveoli and oxygen is diffused into the blood.
MedicineThe diagnosis, treatment, and prevention of diseases of the blood and bone marrow as well as of the immunologic, hemostatic (blood clotting) and vascular systems. Because of the nature of blood, the science of hematology profoundly affects the understanding of many diseases.
MedicineBleeding or the abnormal flow of blood.A hemorrhage may be "external" and visible on the outside of the body or "internal," where there is no sign of bleeding outside the body. Bleeding from a cut on the face is an external hemorrhage. Bleeding into the spleen or liver are examples of internal hemorrhage. The term "hemorrhagic" comes from the Greek "haima," blood + rhegnumai," to break forth; a free and forceful escape of blood.
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