*Environmental; Includes infection (usually viral), chemical, nutritional and physical factors.
*Environmental; Includes infection (usually viral), chemical, nutritional and physical factors.
−
Understanding the [[Developmental Anatomy of the Heart - Anatomy & Physiology|normal development of the heart and great vessels]] allows an understanding of the morphology and pathology of the congenital abnormalities seen in mammals.
+
Understanding the [[Heart Development - Anatomy & Physiology|normal development of the heart and great vessels]] allows an understanding of the morphology and pathology of the congenital abnormalities seen in mammals.