<prompt> Loud pulmonary component of second hea sound heard in -Pulmonary hypeensionTOFEissenmengers syndromePulmonary stenosis  <response>: The Second hea has two components. The Aoic and Pulmonary. The Aoic component is loud in systemic hypeension and the Pulmonary component is increased in Pulmonary hypeension. Reference : Harrison 20th edition pg 1545 