Cardiac muscle is very specialized, as it is the only type of muscle that has an internal rhythm i.e. it is MYOGENIC which means that it can naturally contract and relax without receiving electrical impulses from nerves.
Cardiac muscle is very specialized. It is the only type of muscle. This only type of muscle has an internal rhythm i.e.. It is MYOGENIC an internal rhythm i.e.. It can naturally contract. It can naturally relax without receiving electrical impulses from nerves. This MYOGENIC means this.