11 terms

Science 11A

STUDY
PLAY
inhale
to breathe in oxygen and other gases
exhale
to breathe out carbon dioxide and other gases
oxygen
what every cell in the body needs in order to live and function
brain
controls how you breathe
involuntary breathing
automatic breathing
voluntary breathing
breathing that you think about and control for a short time
diaphragm
the strong curved muscle attached below the lungs to the lower ribs and backbone
chest muscles and diaphragm
change the space and pressure inside your body to allow you to breathe
the respiratory system
our breathing system
cells use
oxygen
cells produce
carbon dioxide