| A | B |
| histology | study of tissues |
| epithelial | lines body surfaces and cavities |
| squamous epithelial | adapted for diffusion, filtration, protection |
| cuboidal epithelial | lining secretory, excretory, absorptive glands and ducts |
| columnar epithelial | used for protection and production of mucus |
| transitional epithelial | adapted for distention; urinary tract only (bladder) |
| connective | packaging, protecting, supporting various organs; most abundant |
| adipose | stores fat molecules; helps insulate body and store energy |
| fascia | lining around muscles, blood vessels, nerves |
| dense fibrous connective | flexible; found in tendons and ligaments |
| reticular connective | network of fibers found in spleen, blood vessels, lymph nodes, bone marrow |
| myelin | neuroglial cells wrap around neurons to provide support and protection |