just study

• cells differ in shape size and function even though they might have the same basic parts
• chemicals form molecules- molecules form cells- cells form tissues- tissues form organs- organs form organ systems- organ systems form organisms
• Tissue is formed when cells of the same type group together to preform the same task.
• there are 4 major tissue groups what are they?

  Epithelial, connective, muscle, nervous
• epithelial tissue is ?

  in the GI tract, organs, hollow organs, skin surface 
• Connective tissue is?

  fat or other soft padding bone or tendon 
• Nervous tissue is?


  the brain spinal cord and nerves
• epithelial tissue function is covering the internal and external body structures and forms glands.
• types of epithelial tissue ?

  endocrine exocrine and sweat glands
• connective tissue function is?

  to provide structure and support for the body and help hold organs in the body cavities
• connective tissue types?


  blood bone cartilage and fat
• the muscle tissue function is?

  to allow the body to contract in order to move
• 3 types of muscle tissue ?

  smooth muscle cardiac muscle and skeletal muscle