function of diaphragm
A muscle that controls the volume of the chest
what does the trachea do
takes air down to lung
what is breathing
Breathing is taking in oxygen for respiration and letting out carbon dioxide and water vapour from respiration.
function of epiglotis
A flap of skin that prevents food going into the trachea (wind pipe)
function of mouth
Takes in food and air
function of lungs
gaseous exchange occurs here
what is the name of the wind pipe
trachea
What is respiration?
Respiration is the release of energy from food. It takes place in the cells of the body.
function of the nose
Nose
function of bronchus
a tube that carries air into the lung
where does the oxegen and carbon dioxide diffuse in the lung
alveoli