Secondary pulmonary hypertension is most often caused by
A) increased pulmonary blood flow.
B) increased pulmonary vascular resistance.
C) increased left atrial pressure.
D) decreased alveolar compliance.

Question

Quizplus · Accepted Answer

Secondary pulmonary hypertension is most often caused by increased pulmonary vascular resistance.Although increased pulmonary blood flow and increased left atrial pressure can lead to secondary pulmonary hypertension,the most common cause is increased pulmonary vascular resistance.Decreased alveolar compliance does not cause pulmonary hypertension.

Secondary Pulmonary Hypertension Is Most Often Caused by