1. spina dorsale   muscle   gums   spine   kidney   Hint Half-n-half Clue   2. muscolo   brain   muscle   veins   skull   Half-n-half Clue   3. gengivi   brain   gums   bone   heart   Half-n-half Clue   4. vene   muscle   veins   nerves   bone   Half-n-half Clue   5. fegato   liver   muscle   spine   brain   Half-n-half Clue   6. rene   gums   intestines   spine   kidney   Half-n-half Clue   7. gola   stomach   spine   throat   veins   Half-n-half Clue