The lungs are part of the respiratory system and the
a
digestive system.
b
urinary system.
c
excretory system
d
muscular system
Answers
Answered by
1
Answer:
I think muscular system
Answered by
1
Answer:
muscular system
Explanation:
the lungs are also the part of our muscular system. because they are made up of muscles and protected by the ribcage
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