Epithelium Tissues

Simple Squamous Epithelium

Location of the Simple Squamous Epithelium

• Air sacs of lungs & the lining of the heart, blood vessels & lymphatic vessels

Function of the Simple Squamous Epithelium

Allows materials to pass through by diffusion and filtration, and secretes lubricating substances

Simple Cuboidal Epithelium

Location of Simple Cuboidal Epithelium

In ducts and secretary portions of small glands in kidney tubes

Function of Simple Cuboidal Epithelium

Secretes and absorbs

Simple Columnar Epithelium

Location of Simple Columnar Epithelial

Ciliated tissues are in larger bronchioles, uterine tubes, and uterus; smooth are in the digestive tract; bladder

Function of Simple Columnar Epithelium

Absorbs; also secretes mucus and enzymes

Pseudo-stratified Columnar Epithelium

Location of Stratified Squamous Epithelium

Lines the esophagus, mouth, and vagina

Function of Stratified Squamous Epithelium

Protects against abrasion

Stratified Squamous Epithelium

Stratified Cuboidal Epithelium

Location of Stratified Cuboidal Epithelium

Sweat glands, salivary glands, and the mammary glands

Function of Stratified Squamous Epithelium

Protective tissue

Stratified Columnar Epithelium

Location of Stratified Squamous Epithelium

The male and female urethrae and the ducts of some glands

Function of Stratified Squamous Epithelium

Secretes and protects

Transitional Epithelium

Location of Transitional Epithelium

Lines the bladder, urethra, and the ureters

Function of Transitional Epithelium

Allows the urinary organs to expand and stretch