Which of the following can increase pulmonary vascular resistance?

a. Alveolar hypoxia c. Decreased para-sympathetic tone
b. Moderate hypox-emia d. Recruitment of pulmonary vessels


ANS: A
The pulmonary vascular resistance can increase significantly during periods of alveolar hypoxia.

Health Professions

You might also like to view...

The EMT recognizes which one of the following heart rates (beats per minute) as normal for a 24-year-old male?

A) 54 B) 62 C) 110 D) 124

Health Professions

Describe the function of a password management application.

What will be an ideal response?

Health Professions

When the heart is still beating but is too weak to circulate blood, this is referred to as ____.

A. cardiovascular collapse B. cardiovascular instability C. cardiac standstill D. cardiac enervation

Health Professions

The lungs are covered with a thin, slippery outer membrane called the:

A. parietal pleura. B. visceral pleura. C. peritoneal pleura. D. parenchymal pleura.

Health Professions