Ritzer and Goodman identify eight positive contributions that Comte made to sociology: 1  Comte coined the term sociology and may be viewed as its founder. 2  Comte thought of sociology as a positivistic science. 3  He elaborated four methods of sociology. 4  He distinguished social statics from social dynamics.
Definition of hematology. : a medical science that deals with the blood and blood-forming organs.
Hematology is the branch of medical practice concerned with conditions of the blood. These conditions range from benign problems such as anemia or coagulation disorders, to the malignant conditions of blood and lymphatic organs such as leukemia or lymphoma. A decrease in the red blood cells and, therefore, the hemoglobin concentration of the blood. This results in a decreased capacity of the blood to carry oxygen. a type of anemia caused by low or absent iron stores. Iron deficiency anemia is the most common form of anemia. Iron is an essential component of hemoglobin, the oxygen-carrying pigment in the blood. Iron is normally obtained through the food in the diet and by the recycling of iron from old red blood cells.