how can the blood cell travel around the body

Question: how can the blood cell travel around the body
- Keywords:
  blood cell,
  human body,
  travel
Asked by GeorgeC to Rob on 23 Jun 2016.
- Rob Stanley answered on 23 Jun 2016:
  
  Hi George,
  
  Blood cells travel as part of your blood, through arteries and veins, around your body. The blood cells float in the blood plasma (which is mostly water, with a few other things).

Question: how can the blood cell travel around the body