An electrocardiogram (EKG or ECG) is a test that checks for problems with the electrical activity of your heart. An EKG shows the heart 's electrical activity as line tracings on paper. The spikes and dips in the tracings are called waves.
1 Communication skills is the set of skills that enables a person to convey information so that it is received and understood. 2  Communication skills refer to the repertoire of behaviors that serve to convey information for the individual.
Communication (from Latin commÅ«nicÄre, meaning to share) is the purposeful activity of information exchange between two or more participants in order to convey or receive the intended meanings through a shared system of signs and semiotic rules.ommunication in the category of living organisms (studied in the field of biosemiotics) usually occurs through visual, auditory, or biochemical means. Human communication is unique for its extensive use of language.