What term pertains to the production and development of blood cells?

The production and development of blood cells is referred to as hematopoiesis. This process occurs primarily in the bone marrow, where stem cells differentiate into various types of blood cells, including red blood cells, white blood cells, and platelets. Hematopoiesis is essential for maintaining adequate levels of these components in the blood, thus supporting vital functions such as oxygen transport, immune response, and blood clotting.

The term hemolysis refers to the breakdown or destruction of red blood cells, which is not related to the development of new blood cells. Hypovolemia describes a state of decreased blood volume, often leading to complications but unrelated to blood cell production. Cellulitis is an infection of the skin and underlying tissues and does not pertain to the process of blood cell generation at all. Therefore, hematopoiesis is the correct term that encompasses the entire process of blood cell formation.