Author Question: Capillaries surrounding the alveoli receive carbon dioxide and carry it to the lungs, which breathe ... (Read 83 times)

asan beg · **on:** Jul 12, 2018

Capillaries surrounding the alveoli receive carbon dioxide and carry it to the lungs, which breathe it out with each contraction.
Indicate whether the statement is true or false

Question 2

Each lung has many bronchial tubes that carry air to the alveoli, elastic air sacs that contract when air is inhaled and expand when it is exhaled.
Indicate whether the statement is true or false