bronchial artery उदाहरण वाक्य

My question is : if the embolism is stuck in the pulmonary artery ( this is the definition of PE ) how can influence on the bronchial arteries which are exploded as a result of the higher pressure of the blood there and causes to hemoptysis . here is the higher pressure is found before the embolism rather than after this point of this embolism is found.