Cellularity: Epithelial tissues consist of densely packed cells with least or no extracellular matrix between the cells. ... Avascularity: Epithelial cells lack blood vessels for receiving nutrients instead the nutrients are obtained directly from the apical surface or across the basal surface through diffusion.
Which tissue has cellularity?
Epithelial tissues have many characteristics that distinguish them from other tissue types (Figure 4.1): 1. Cellularity. Epithelia are composed almost entirely of cells.
What are 4 characteristics of epithelial tissue?
What are 4 characteristics of epithelial tissue?
- Covers and lines body surfaces.
- Cells are densely packed together with minimal amount of intercellular substance.
- Cells are firmly attached by intercellular junctions.
- Cells rest on a basement membrane partly derived from underlying connective tissue.
