Relacionar Columnas body systemsVersión en línea Look at the words and join them with its system por Luz Álvarez Herrero 1 BLOOD 2 BRONCHI 3 NOSTRIL 4 MUSCLES 5 JOINTS 6 WINDPIPE 7 SPINAL CORD 8 BONES 9 BLOOD VESSELS 10 LUNGS 11 HEART 12 BRAIN