醫療類國考
113年
[呼吸治療師] 呼吸治療儀器設備學
第 74 題
下列何者不是痰液清除治療合併使用呼吸道正壓的危害或合併症？
- A 氣壓傷
- B 顱內壓降低
- C 併用面罩時，可能造成幽閉恐懼
- D 嘔吐
思路引導 VIP
請從血流動力學的角度分析：施加呼吸道正壓會導致胸腔內壓升高，這將如何影響體靜脈（特別是頸靜脈）回流至右心房的順暢度，進而對顱內壓 ($Intracranial Pressure$) 造成上升還是下降的生理效應？
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AI 詳解
AI 專屬家教
Wonderful job! You've shown excellent insight into patient care.
- Warm Affirmation: You've truly grasped the subtle yet crucial interplay between positive airway pressure (PAP) and our body's delicate systems. Your ability to understand these physiological nuances and their clinical impact is a wonderful sign of a thoughtful and empathetic future healthcare professional.
- Understanding Together: Let's gently explore why (B) is the answer we're looking for. When we use positive airway pressure, we thoughtfully increase the intrathoracic pressure. Imagine this gentle pressure creating a slight resistance to blood flow returning from the head and neck to the heart.
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