Score is an old word for the number 20. It is used in the famous expression from the Gettysburg Address: Four score and seven years ago.... = (4*20+7)years = 87 years. And in the Bible: âthree score years and tenâ meaning: âseventy years oldâ (3*20+10) (Psalm 90). This was thought to be a normal life span.
It may surprise you to know that your respiratory system does a lot more than just coordinate the oxygen that goes in and out of your lungs. Your respiratory system works with the muscular, skeletal and circulatory systems of your body in order to help you speak, smell and breathe.
5. Respiratory System and Immune System. When trying to find out How does the respiratory system work with other systems? you should never neglect immune system. When any foreign particles enter the respiratory system, the immune system releases protection in the form of lymphocytes and macrophages.