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 study of blood in health and disease. It includes problems with the red blood cells, white blood cells, platelets, blood vessels, bone marrow, lymph nodes, spleen, and the proteins involved in bleeding and clotting (hemostasis and thrombosis).A hematologist is a medical doctor who applies this specialized knowledge to treat patients with blood conditions.hen something is wrong with your blood, it can affect your total health. That is why it is important for you to know about some of the common blood disorders that may affect you. People may be affected by many different types of blood conditions and blood cancers.