2. The process of taking air into and
expelling it from the lungs is called
b. lungs
3. These means to breathe in and
to breathe out air into our lungs
through our noses and mouth.
c. breathing
4. It is also known as the beat of the
heart.
d. inhale/exhale
5. It pumps blood allowing the
distribution of nutrients in all parts of
the body
e. pulse beat
CO Q2 Science 4 Modul
27​