What role does your heart play in delivering oxygen to your body cells

Question

anonymous · Answer

1.The heart takes in oxygen from the environment and delivers it to cells.
       2.The heart breaks down carbon dioxide into carbon and oxygen.
       3.The heart pumps oxygen through the alveoli, which deliver it to body cells.
       4.The heart pumps oxygen-rich blood to your body cells

shreehari499 · Answer

WELCOME TO OPEN STUDY! @Jessica_1001 ! I'll try to help you!
First of all What do you think about the answer @Jessica_1001 ?

anonymous · Answer

i think its #1

anonymous · Answer

@shreehari499

anonymous · Answer

The heart takes in oxygen from  the enviornment and delivers it to cells

anonymous · Answer

Number 1

shreehari499 · Answer

You r indeed rite..@Jessica_1001 !! :)

shreehari499 · Answer

Now the medal belongs to you ..!!  :)

anonymous · Answer

Yay!!! thanks (:@shreehari499