Tissues Unit is our first exploration throughout what makes up the human body, again this will be more anatomical based, however we will cover all 4 tissues in extensive detail with every unit we cover after. The four tissues are muscle, nerve, connective and epithelial, all of which compose the human body. There are many different types of tissues within those 4 categories and it will be your responsibility to remember and continue to refresh your knowledge that is contained within this unit in following units throughout this class.