1. 頭骨   brain   skull   kidney   gums   Hint Half-n-half Clue   2. 肺   nerves   muscle   lung   heart   Half-n-half Clue   3. 肚腑   bone   gums   stomach   intestines   Half-n-half Clue   4. 心臟   heart   lung   stomach   nerves   Half-n-half Clue   5. 腎臟   kidney   heart   nerves   stomach   Half-n-half Clue   6. 肝臟   skull   intestines   stomach   liver   Half-n-half Clue   7. 靜脈   skull   bone   blood   veins   Half-n-half Clue