Cytoplasm. The cytoplasm is the part of the cell which does all the work. Different cells do different jobs, however whatever the job is it will require energy in the form of a chemical called ATP. This energy containing chemical is produced by tiny organelles in the cell called mitochondria. Muscle cells contain two very special chemicals called actin and myosin.
Definition of TREPHINATION. : an act or instance of perforating the skull with a surgical instrument. ADVERTISEMENT.efinition of TREPHINATION. : an act or instance of perforating the skull with a surgical instrument. ADVERTISEMENT.
Cardioversion: The conversion of a cardiac rhythm or electrical pattern to another, generally from an abnormal one to a normal one. Cardioversion can be accomplished by using medications or by electrical shock with a special defibrillator.ardioversion: The conversion of a cardiac rhythm or electrical pattern to another, generally from an abnormal one to a normal one. Cardioversion can be accomplished by using medications or by electrical shock with a special defibrillator.