Name the four basic types o tissues and describe their functions
-epithelial tissue: absorbs, secretes, forms, covers and sometimes produce body fluids<br>-nervous tissue: forms brain and spinal cord, sends messages, coordination<br>-muscle tissue: ability to change its length <br>skeletal- attached the bones for movement<br>cardiac- forms heart wall<br>connective- forms blood, bone, fibrous & elastic tisse (attach muscle to bones)