During pregnancy, the fetal lungs are not used for breathing—the placenta does the work of exchanging oxygen and carbon dioxide through the mother's circulation. With the first breaths of air the baby takes at birth, the fetal circulation changes.
If you hang around Your Nursing Tutor for longer than 30-seconds, then you usually discover that I think Anatomy & Physiology is one of the most important things you can study to be successful in nursing school. Remembering the most common cause of right-sided heart failure is a perfect example of why I believe that. [...]