— 生理適應 · EASY · SATA —
一位病人血紅素濃度偏低，預期會出現哪些臨床發現？（選所有適合的）
A client has a low hemoglobin level. What clinical findings are expected? (Select all that apply.)
- AFatigue✓ 正解疲倦
- BTachycardia✓ 正解心搏過速
- CPallor✓ 正解蒼白
- DHypertension高血壓
- EShortness of breath✓ 正解呼吸困難
— Explanation · 中文詳解 —
貧血（血紅素低下）導致氧氣運送能力下降。症狀包括：疲勞（組織缺氧）、代償性心跳加速（Tachycardia）、臉色蒼白（血量分佈異常）、呼吸困難（代償呼吸）。血壓通常不會變高，甚至可能因代償失調下降。
Low hemoglobin reduces oxygen-carrying capacity, leading to fatigue, pallor, and shortness of breath as the body attempts to compensate for tissue hypoxia. Tachycardia occurs as the heart increases its rate to maintain adequate oxygen delivery to tissues. Hypertension is not an expected finding in anemia.
✦ 台美臨床差異
美台臨床對貧血徵象的判讀標準一致，護理師需評估病人對於缺氧症狀的耐受程度。