Tissues
These are a group of cells which are similar in structure and work toward a common function. There are 4 primary types which are nervous, muscle, epithelium and connective.
Nervous Tissue
This tissue type is involved in communication and control. It is highly cellular containing 2 types of cells which are neurons and neuroglia.
Muscle Tissue
This is an excitable tissue which is contractive. It is involved in the movement of the body and organs, stability and heat generation. There are 3 types which are skeletal, cardiac and smooth.
Skeletal Muscle
This is voluntary, striated, cylindrical and long muscle.