Tissue Flashcards
Function of epithelial tissue?
- Covers surfaces
- Separates compartments
What are desmosomes?
Cell-cell adhering junctions
Function of desmosomes?
- Uniform movement
- Provides anchorage
What binds epithelial cells to the extracellular matrix (basal lamina)?
Hemidesmosomes
Function of epithelial cells in the gut?
- Absorption through microvilli
Function of cilia?
Transportation of extracellular components (mucus)
Describe simple squamous epithelium
- Single cell thick
- Flat cells
What are simple squamous epithelial cells good for?
Diffusion
Simple cuboidal epithelium?
- Single cell thick
- Cuboid shape
Function of simple cuboidal epithelium?
- Secretions
- Absorption
What structure will you find simple cuboidal epithelium?
- Nephrons
Where are simple columnar epithelium found?
- Lining of digestive tract
What do simple columnar epithelium usually have coming out of the axial layer?
Microvilli
Where in the body do you find stratified squamous epithelium?
Epidermis
Where in the body do you find stratified cuboidal?
Sweat gland ducts
Where in the body do you find stratified columnar?
Pharynx