Respiratory system alex

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Across
  1. 2. What are our nails done?
  2. 4. which is the most important organ of the body
  3. 5. what organ helps you undo waste
  4. 6. It is an organ similar to a sac that contains food and begins to digest it by secreting gastric juice?
  5. 9. It is an area of ​​the brain that produces hormones that control Body temperature. Heart rate
Down
  1. 1. What is the longest bone in the human body?
  2. 3. which is the most important organ of the body
  3. 5. what helps you breathe
  4. 7. is transported in the loop to all the cells
  5. 8. The portion of the brain located at the back of the head between the brain and the brainstem. controls balance for walking and standing, and other complex motor functions.