Breathing Flashcards
What is the first step when you breathe in (inhale)?
Muscles between ribs contract
What is the second step when you breathe in (inhale)?
Ribs are pulled up and out
What is the third step when you breathe in (inhale)?
Diaphragm contracts and flattens.
What is the fourth step when you breathe in (inhale)?
Volume of the chest increases.
What is the fifth step when you breathe in (inhale)?
Pressure inside the chest decreases.
What is the sixth step when you breathe in (inhale)?
Air rushes into the lungs.
What is the 1st step when you breathe out (exhale)?
Muscles between ribs relax
What is the 2nd step when you breathe out (exhale)?
Ribs are pulled in and down
What is the 3rd step in breathing out (exhale)?
Diaphragm relaxes and moves up
What is the 4th step of breathing out (exhale)?
Volume in the chest decreases.
What is the 5th step for breathing out (exhale)?
Pressure inside the chest increases
What is the 6th step for breathing out (exhale)?
Air is forced out of the lungs.
What happens to nitrogen when you inhale it?
It doesn’t change
What happens when you inhale and exhale oxygen?
It decreases the amount of
What happens to carbon dioxide when you inhale and exhale it?
It increases by 4%
