Although the word chondroblast is commonly used to describe an immature chondrocyte, the term is imprecise, since the progenitor of chondrocytes (which are mesenchymal stem cells) can differentiate into various cell types, including osteoblasts
choanocyte. n. 1. (Zoology) any of the flagellated cells in sponges that maintain a flow of water through the body. A collar of protoplasm surrounds the base of the flagellum. Also called: collar cell.
A monocyte is a type of white blood cell that is produced by the bone marrow and helps to protect the body from foreign invaders, such as harmful bacteria and viruses. When there is a decreased number of monocytes in the blood, the body is more susceptible to illness.