The alveoli , on the walls of the lung, absorb oxygen and allow the blood to deliver the oxygen to the cells.
(The alveoli; absorb; oxygen; L:on the walls of the lung) (The alveoli; allow; the blood to deliver the oxygen to the cells) Context(The alveoli allow,List([0, 63))):(the blood; to deliver; the oxygen; to the cells)
The alveoli allow,List([0, 63))
The alveoli The alveoli the blood
absorb allow to deliver
oxygen L:on the walls of the lung
the blood to deliver the oxygen to the cells
the oxygen to the cells