Epithelial Tissues Flashcards
Epithelial Tissues (Location)
- Covering Organs
- Inner linings of body cavities
- Lining hollow organs
Basement Membrane (Function)
Anchors epithelial tissue
Epithelial Tissue (Function)
- Secretion
- Absorption
- Excretion
- Sensory Reception
Simple Epithelium
1 Layer
Stratified Epithelium
2+ Layers
Squamous Epithelium
thin & flat
Cuboidal Epithelium
Cube-shaped / square shaped
Columnar Epithelium
Tall and thin
Simple Squamous Epithelium (shape)
1 layer of thin & flat cells
Simple Squamous Epithelium (location)
Lining the air sacs of lungs
Simple Squamous Epithelium (function)
Diffusion and filtration
Simple Cuboidal Epithelium (shape)
1 layer of cube-shaped cells (centrally located nuclei)
Simple Cuboidal Epithelium (location)
Ovaries, kidney tubules, certain glands (salivary glands, thyroid glands, liver)
Simple Cuboidal Epithelium (function)
Secretion and absorption
Simple Columnar Epithelium (shape)
1 layer of tall & thin cells
Simple Columnar Epithelium (location)
Stomach and Intestines
Simple Columnar Epithelium (function)
Provides protection for underlying tissues
Secretes mucus (protective fluid)
Pseudostratified Columnar Epithelium (shape)
Only one layer, long cells
Pseudostratified Columnar Epithelium (location)
Lining passages of the respiratory system
Stratified Squamous Epithelium (shape)
2+ cell layers, thick tissue
Stratified Squamous Epithelium (location)
Lining the mouth and throat
Stratified Squamous Epithelium (function)
Forming the epidermis
Stratified Cuboidal Epithelium (shape)
2 or 3 layers of cube-shaped cells
Stratified Cuboidal Epithelium (function)
Forming lining of a lumen, provides protection
Stratified Cuboidal Epithelium (location)
Lining ducts of mammary glands, sweat glands, salivary glands, and pancreas
Stratified Columnar Epithelium (shape)
2+ layers, superficial cells are elongated and deeper layers are cuboidal
Stratified Columnar Epithelium (location)
Male urethra and parts of the pharynx
Transitional Epithelium (shape)
Specialized to change in shape based on tension
Transitional Epithelium (location)
Lining urinary bladder, ureters, and part of the urethra
Transitional Epithelium (function)
- Provides a barrier to prevent contents of urinary tract from diffusing into environment
Glandular Epithelium (location)
Columnar epithelium and Cuboidal Epithelium
Glandular Epithelium (function)
Cells specialized to produce and secrete substances into ducts or body fluids