Amazing facts about the respiratory system!

1.The capillaries in the lungs would extend 1,600 kilometers if placed end to end
2.A person at rest usually breathes between 12 and 15 times a minute.
3.The highest recorded "sneeze speed" is 165 km per hour.
4.The breathing rate is faster in children and women than in men.
5.Hairs in the nose help to clean the air we breathe as well as warming it.