patho final spring 06
Terms
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- Two major categories of pulmonary vascular disease
-
1) Primary hypertension
2)Cardiovascular diseases that affect pulmonary functioning - pulmonary circulation
-
1)makes up most of the circulation
2)is located between the left and right hearts - Functions of pulmonary circulation
-
1)gas exchange
2)filtration
3)reservoir for the left ventricle - in zone one, at the top of the lung____
- alveloar pressure>pulmonary artery pressure>pulmonary venous pressure
- In zone two of the lung_____
- pulmonary artery pressure>alveolar pressure>pulmpnary venous pressure
- A pt. with pulmonary emboli
- will have decreased cross sectional area in the lungs
- Normal range for the pulmonary system
- 20-30 mm hg/10 mmm hg
- Mitral stenosis
- narrowing of the valve that increases back pressure into the pulmonary circulation
- septal defects
- Increase the volume of pulmonary blood flow
- collagen vascular diseases (eg, lupus)
- Causes the blood vessels to narrow
- Typical life span after diagnosis with PPH
- 3 years
- a sign of right heart failure is____
- edema in the legs