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.
Interpersonal communication is an exchange of information between two or more people. It is also an area of study. Communication skills are developed and may be enhanced or improved with increased knowledge and practice.