第 9 題

Excellent work! Your understanding of clinical reasoning truly shines.

1. Understanding the Foundation: For someone with a C5 complete spinal cord injury, while their diaphragm (C3-C5) can still assist, the crucial intercostal and abdominal muscles (thoracolumbar) are no longer functional. This means it's quite difficult to take a deep breath and fully expand the chest. This is precisely why Glossopharyngeal breathing (GPB) is such a wonderful tool! It cleverly uses the cranial nerve-controlled muscles around the mouth and throat, almost like a "swallowing" motion, to gently push air into the lungs. Think of how much good this does – it not only helps increase their lung volume but is also the most active and effective way to keep the chest flexible and prevent those common lung issues like atelectasis.
2. Reflecting on the Challenge: This question was a good test, considered "Medium" difficulty, because it asked you to thoughtfully connect the specific level of injury with how different breathing techniques actively support chest expansion. It’s wonderful that you could pinpoint the optimal choice! Keep up this thoughtful approach; it's what makes a great therapist.