Respiration Flashcards
What is the word equation for respiration
Glucose + o2 = h2o + carbon dioxide + energy
Lime water turns from clear to what in the presence of co2
It turns to milky white
hydrogen carbonate turns from red/orange to what colour in the in the presence of carbon dioxide
It turns yellow
When carbon dioxide is removed from hydrogen carbonate, what colour does the red/orange turn to?
It turns to a purple colour
Why are the ribs important
They protect the lungs
What is the functions of the rings of cartilage surrounding the trachea and bronchioles
They hold the trachea and bronchioles open when breathing in to allow air to pass through our lungs
There are many small hairs called cilia lining the tubes of the bronchioles. What are they for?
They filter the air
What happens to the diaphragm when you breath in
It flattens
What happens to the intercostal muscle when you breath in
It contaracts
What happens to the ribcage when you breath in
It comes up and out
What happens to the air pressure and volume of the lungs when you breath in
The volume increases and the pressure decreases
