Question

when we breathe in , the .......work together to help draw in air into the lungs (a) nose and brain (b) ribmuscles and rib bones (c) lungs and heart (d) brain and blood vessel​

Answer 1

I think c option is correct

Answer 2

ANSWER:

When we inhale air, lungs and heart work to help draw the air into the lungs.

EXPLANATION:      

When the air is inhaled during the process of breathing, air comes into the nasal cavity (nose). Then it reaches the pharynx and passes through vocal cords from where it reaches into the trachea.

After that bronchi brings the air to alveolar sacs that is present in the lungs. There are diaphragm muscles that is present below the lungs helps to draw the air in.