1. Epithelial Cells

2. What is it? Transitional Found where? -bladder -urethra -ureters
Do what?
-prevent diffusion
-stretches easily

3. What is it? Pseudostratified columnar Do what?
-moves dirt away from respiratory passageways
Found where?
-trachea
-upper respiratory tract
-vas deferens (reproductive area for males)
-usually has cilia
-most contain goblet cells (to secrete mucus)

4. What is it? Simple cuboidal Do what? -secretion and absorption
Found where?
-eyes (tear ducts)
-thyroid gland
-ovaries
-kidneys
Simple cuboidal

5. What is it? Simple Squamous Found where? -air sacs of lungs
-blood vessels
-in kidneys
Simple Squamous
Do what?
-diffusion
-filtration (in tubules in kidneys –regulates water and excretes waste)

6. What is it? Found where? -found in many glands -sweat gland -salivary
Do what?
-Secretion and Absorption
-secrete sweat
-secrete hormones
-produce sperm
Found where?
-found in many glands
-sweat gland
-salivary
-pancreas
-mammary
-follicles of ovaries
-sperm-producing ducts in testis
What is it?
Stratified Cuboidal

7. What is it? Simple Columnar Found where? -digestive tract
-upper respiratory tract
-uterus
(areas where there is not a lot of wear and tear)
Simple Columnar
Do what?
-secretion and absorption

8. What is it? Stratified Squamous Found where? -skin -mouth -vagina
-anus
-vocal cords
What is it?
Stratified Squamous
Do what?
-protection