Medical Definition of sphincter of Oddi. : a complex sphincter closing the duodenal orifice of the common bile duct.
Human blood is made of plasma (makes up 54.3% of the blood volume) and several kinds of cells (corpuscles); these are 1  â. erythrocytes (RBC) â 45% of blood by volume. 2  leukocytes (WBC) â 0.7% of blood by volume. 3  thrombocytes (platelets) â minute amounts.
2. Blood is made of a liquid and a cellular portion. The fluid part is called plasma and contains several substances, including proteins, lipids, carbohydrates and mineral salts. The cellular components of blood are also known as blood corpuscles and they include erythrocytes (red blood cells), leukocytes and platelets.. Blood is made of a liquid and a cellular portion. The fluid part is called plasma and contains several substances, including proteins, lipids, carbohydrates and mineral salts. The cellular components of blood are also known as blood corpuscles and they include erythrocytes (red blood cells), leukocytes and platelets.