Oxygen-rich blood, flowing through the body's circulatory system, provides vital oxygen to the brain cells.
(Oxygen-rich blood; flowing; through the body's circulatory system) (Oxygen-rich blood, flowing through the body's circulatory system; provides; vital oxygen; to the brain cells)
Oxygen-rich blood Oxygen-rich blood, flowing through the body's circulatory system
flowing provides
through the body's circulatory system
vital oxygen to the brain cells