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.
When members of a family pass traits from one generation to another through genes, that process is called heredity. Genetic factors likely play some role in high blood pressure, heart disease, and other related conditions.ome other characteristics that you cannot control, like your age, sex, and race or ethnicity, can affect your risk for heart disease. 1  Age. 2  Your risk for heart disease increases as you get older. 3  Sex.