haveing an emt license will help to get on a fire dept.. some fd's require it.. especially in the bigger cities.. if you are still in school, talk to your councilers about what classes you need to take.. when i was in school, there wasnt anything called firescience...
Circulatory System. This system is made up of the heart, blood, blood vessels, and lymphatics. It is the bodyâs delivery system, concerned with circulating blood to deliver oxygen and nutrients to every part of the body.
Circulatory System: Facts, Function & Diseases. The circulatory system is a vast network of organs and vessels that is responsible for the flow of blood, nutrients, hormones, oxygen and other gases to and from cells. Without the circulatory system, the body would not be able to fight disease or maintain a stable internal environment â such as proper temperature and pH â known as homeostasis.