Blood
What blood cells fight germs
white blood cells
why is left lung smaller than the right
to make room for the heart
where does the gas exchange happen
the alveoli
what does oxygenated blood move through
blood vessels
what is the only organ that floats
lungs
how does blood cells get O2
Through the gas exchange
what is another name for your throat
the pharynx
whats at the end of bronchi
bronchioles
what do veins do
they bring deoxygenated blood to the heart
how many times does your heart beat per minute
60-100
how does blood flow through the body
The heart
what does the epiglottis do
filter food and air
what two gasses are exchanged during the gas exchange
oxygen and carbon dioxide
what do arteries do
carry oxygenated blood away from the heart
how many times do you breathe per day
12000
how many chambers does the heart have
how does your air get filtered
Cillia
how does the diaphragm move when you inhale
It moves down
what are capillaries
small tubes (one blood cell thick) that connect veins and blood vessels
how many ribs do you have>
24 or 12 pairs
what does the right atrium do in the heart
takes the deoxygenated blood
what does the larynx do? NAME 2 OR MORE
Breathing, sound production, closing air pipe during swallowing.
what is a hiccup actually
diaphragm spasm
why do you yawn?
to get more oxygen for your blood
how many alveoli do you have
about 600 million