MCQ – 86851

Question

Which of the following best describes the pulmonary artery pressure changes & pulmonary vascular resistance in the options given below? 

A.

1. Collapsed capillaries do not conduct blood.

2. Increased pulmonary pressure –> Fall in pulmonary vascualr resistance 

3. Greater pulmonary pressure –> distention of pulmonary vessels.

B.

1. Collapsed capillaries leak the conducting blood.

2. Decreased pulmonary pressure –> Increased pulmonary vascular resistance 

3. Increased pulmonary pressure –> Aneurysm of pulmonary vessels.

C.

1. Collapsed capillaries do not conduct blood.

2. Increased pulmonary pressure –> Decreased pulmonary vascular resistance 

3. Decreasing pulmonary pressure –> Aneurysm of pulmonary vessels.

D.

1. Collapsed capillaries conduct blood in the opposite direction.

2. Decreased pulmonary pressure –> Decreased pulmonary vascular resistance 

3. Decreasing pulmonary pressure –> Aneurysm of pulmonary vessels.

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