👨⚕️BOSS Doctor’s Chatroom|Episode 07: Metacarpal Bones
副標 / Subtitle
👨⚕️ Dr. BOSS × 🐨 Koala | 手掌力量的橋樑👨⚕️ Dr. BOSS × 🐨 Koala | The Bridge of Palm Strength
🟦 對話稿 Dialogue(中英對照)
Koala:
第一掌骨到第五掌骨是什麼? What are the first to fifth metacarpal bones?
BOSS 醫生:
它們是手掌裡的五根長骨,連接手腕與手指。 They are the five long bones in the palm that connect the wrist to the fingers.
Koala:
每一根都對應一隻手指嗎? Does each one correspond to a finger?
BOSS 醫生:
沒錯! Exactly!
1️⃣ 第一掌骨 First metacarpal(拇指 Thumb)
2️⃣ 第二掌骨 Second metacarpal(食指 Index finger) 3️⃣ 第三掌骨 Third metacarpal(中指 Middle finger) 4️⃣ 第四掌骨 Fourth metacarpal(無名指 Ring finger) 5️⃣ 第五掌骨 Fifth metacarpal(小指 Little finger)
🟦 結構篇 Structure(中英對照)
BOSS 醫生:
掌骨是手部力量傳導的重要橋樑。 The metacarpals act as a crucial bridge for transmitting force in the hand.
骨頭 Bones
五根掌骨 Five metacarpal bones 連接腕骨與指骨 Connect carpal bones and phalanges 支撐手掌形狀 Support the shape of the palm
關節 Joints
掌指關節 Metacarpophalangeal joints (MCP joints) 讓手指彎曲與伸直 Allow fingers to flex and extend
肌腱與韌帶 Tendons & Ligaments
屈肌腱 Flexor tendons 伸肌腱 Extensor tendons 穩定並協調手指動作 Stabilize and coordinate finger movement
🟦 日常使用 Daily Use(中英對照)
Koala:
掌骨平常有什麼作用? What do metacarpal bones do daily?
BOSS 醫生:
一句話:Metacarpals = 手掌的支架與力量傳遞者
舉例 Examples:
握拳 Making a fist
抓東西 Gripping objects 敲鍵盤 Typing 提購物袋 Carrying shopping bags 做瑜伽撐地 Supporting body weight in yoga
🟦 習慣與保養 Habits & Care(中英對照)
BOSS 醫生:
常見掌骨壓力來源: Common stress sources:
長時間滑手機 Prolonged phone use
重複抓握 Repetitive gripping 外力撞擊 Impact injury(如拳擊手骨折常見於第五掌骨)
改善方式 Tips for Improvement:
手指伸展 30 秒 Finger stretches for 30 seconds
避免過度握拳 Avoid excessive clenching 熱敷放鬆 Warm compress for relaxation 交替使用雙手 Alternate hand usage
🟦 小知識 Mini Note(中英對照)
Koala:
為什麼第五掌骨容易骨折? Why is the fifth metacarpal prone to fractures?
BOSS 醫生:
因為小指側承受外力時較脆弱,特別是在握拳撞擊時,因此俗稱「拳擊手骨折」。 The little finger side is more vulnerable to impact, especially during punching, leading to what is known as a “boxer’s fracture.”













