A: The function of the cartilaginous rings of the trachea is to stabilize the trachea and keep it rigid while allowing the trachea to expand and lengthen when the person breathes. If the trachea was not supported in this way, it would simply collapse because of the pressure of the chest.
HCM remains the most common cardiovascular genetic disorder, occurring in at least 1 in 500 people in the general population. 7 HCM is a primary inherited disorder of the myocardium characterized by hypertrophy, usually of the left ventricle, in the absence of other loading conditions such as hypertension.
Many types of heart disease are passed on genetically. One in particular, called Brugada disease, is treatable as a genetic disease. If someone in the family has Brugada, a specific abnormal heart rhythm, the chances are good for other members to carry the gene and all siblings should get an electrocardiogram test.ystic Fibrosis. Cystic fibrosis is the most common, fatal genetic disease, affecting about 30,000 people in the United States, according to the National Human Genome Research Institute. Cystic fibrosis causes the body to produce thick, sticky mucus that clogs the lungs, leads to infection and affects the pancreas.