1. hueso   intestines   veins   muscle   bone   Hint Half-n-half Clue   2. cerebro   brain   gums   bone   spine   Half-n-half Clue   3. espina dorsal, columna vertebral   muscle   nerves   spine   liver   Half-n-half Clue   4. encías   throat   nerves   stomach   gums   Half-n-half Clue   5. estómago   skull   heart   stomach   liver   Half-n-half Clue   6. corazón   heart   stomach   kidney   brain   Half-n-half Clue   7. nervios   skull   blood   nerves   spine   Half-n-half Clue