Crossword Puzzle Crossword puzzleOnline version Temas selectos de ingles, área químicos-biólogos by Emiliano Lag 1 is something 2 is a system 3 Is part 4 Is the main 5 Is a condition 6 Is the smallest 7 Is a medical 8 Is a muscular 9 is to pass 10 Is one 11 Small 12 is apouch 13 is a flap 14 is to breathe 15 An artery 16 Is on of 17 Is to breath 18 is naturally 19 the 20 Organ 21 Intestine large 22 is the largest 23 Is a blood 16 2 21 19 20 1 23 4 17 8 15 10 3 11 9 13 14 22 12 6 18