Chronic or long term stress. Hope this was helpful!
A is the correct answer because that is the appropriate action to take
I want say it is b ultrasound machine
hope this helped:)
Answer:
The smallest bronchioles end in tiny air sacs, called alveoli. They inflate when a person inhales and deflate when a person exhales. During gas exchange oxygen moves from the lungs to the bloodstream.
Explanation:
