The causes of pulmonary vascular disease vary according to which of the lungs' blood vessels are affected. Pulmonary vascular disease is divided into several categories: Pulmonary Arterial Hypertension: Increased blood pressure in the pulmonary arteries (carrying blood away from the heart to the lungs).
Noun[edit] alma mater â(plural almae matres or alma maters) 1  A school or college from which an individual has graduated or which he or she has attended.  A school's anthem or song.
Another challenge was the extreme location. The correlator is housed in the ALMA Array Operations Site (AOS) Technical Building, the highest altitude high-tech building in the world. At 5000 metres, the air is thin, so twice the normal airflow is necessary to cool the machine, which draws some 140 kilowatts of power.