Alveoli are referred to as “sac-like”
because they look like small sacs on the end of the bronchioles. The alveoli exchange oxygen and carbon dioxide.
(Note: alveolus is singular; alveoli is plural.)
Answer:
-9p
Explanation:
distributive property, 12p-21p
subtract.
this belongs in math
Answer: Answer choice 1
false
Cardiorespiratory fitness can be measured by simple tests like; heart-rate monitoring and blood pressure monitoring.
