Have you had chickenpox? If so, could be shingles.
Blood
Food moves through the digestive tract.
The respiratory system brings oxygen into the body and the circulatory system, specifically the cardiovascular system, moves the oxygen around the body via the bloodstream.
The respiratory system is the organ system that moves air into and out of your body.
Blood cells
Transportation system
You have an infection go see the doctor.
if you are itchy you fell it so yeah
Painful sores and scabs on legs
Um. All blood moves around your body. That is like asking, what part of the water washes the most of my car.
the respiratory system
Sure. It might be. I would have to know what A was and additional to answer the question correctly.