General Biology/Tissues

General Biology

Vertebrate tissuesEdit

Definition of tissue: an aggregation of cells, usually of the same kind, organized to perform a common function. A group of similar cells organized into a structural and functional unit (Raven/Johnson). Primary categories of adult tissues (non-dogmatic categories of convenience):

  1. Epithelial tissue
  2. Connective tissue Includes bone and blood tissues
  3. Muscle tissue
  4. Nervous tissue