1. 筋、肉   nerves   lung   muscle   skull   Hint Half-n-half Clue   2. 脳   blood   nerves   brain   gums   Half-n-half Clue   3. 歯茎   liver   bone   nerves   gums   Half-n-half Clue   4. 心臓   heart   throat   veins   stomach   Half-n-half Clue   5. 胃腸   stomach   heart   intestines   throat   Half-n-half Clue   6. 肝臓   brain   liver   bone   stomach   Half-n-half Clue   7. 喉   veins   skull   throat   nerves   Half-n-half Clue