What basic tissue forms secretory gland and covers exposed surface?
Epithelial
What are the 3 basic shapes of epithelial?
Squamous (flat), cuboidal (cube), columnar (tall rectangle)
one layer of cell
Simple epithelium
several layers
Stratified epithelium
What is a connective tissue?
fills internal spaces, provides structure support
What is a nervous tissue?
conducts electrical impulses, carries info
Muscle tissues
contract to produce movement, includes skeletal, cardiac and smooth