Glossary
Arrhythmia: Abnormal rate or rhythm of the heartbeatAutosomal dominant trait: A pattern of inheritance in which an individual has one copy of a mutant gene and one normal gene
Autosomal Recessive Disease: An inherited disorder which is equally likely to occur in either sex. Wilson's disease is an autosomal recessive disease
Pacemaker: A group of cells, known as the sinoatrial node, that are located in the atrium of the heart and serve to regulate the rate and rhythm of the heart. An artificial cardiac pacemaker is an electrical device used to simulate the natural process by generating electrical impulses
Palpitations: Feeling one's own heart beats
