1. 神経   stomach   kidney   liver   nerves   Hint Half-n-half Clue   2. 腎臓   kidney   intestines   lung   stomach   Half-n-half Clue   3. 血管   liver   muscle   veins   bone   Half-n-half Clue   4. 腹   gums   spine   stomach   kidney   Half-n-half Clue   5. 歯茎   gums   intestines   veins   skull   Half-n-half Clue   6. 肝臓   bone   stomach   veins   liver   Half-n-half Clue   7. 肺   blood   stomach   heart   lung   Half-n-half Clue