heart
how big is the heart
8cm wide
how much air can your lungs hold (liters)
6 liters
where is the heart
in the middle left of the chest
what is the muscle that has the most fatigue resistants
your heart
what is the main job of the heart
to pump blood all through the body that need it
how many chambers does your heart have
it has four chambers
how many times can your blood vessels wrap around the planet
2 full times
where is the most blood vessels in your body
your heart or kidney
what was the oldest known heart deseise
3,500 years ago in an Egyptian mummy
what do red blood cells carry to your muscles and organs
oxygen
how many gallons does your heart pump a day
2,000
what would happen to your lungs if you were to sneeze to hard
your lungs would burst
where are your lungs
chest (thorax)
does your heart stop beating when you sneeze?
no but your brains almost splits apart
what are the specific jobs of the valves inside your heart
to prevent blood from flowing backwards
how many times does your heart beat a day
20,000 times a day
can you live with one lung
yeah you can but it would be very hard to
where do the major arteries start in the body
the heart
what would happend if your heart pumped to much blood
you have a higher chance of fainting
what do white blood cells do when they find a germ or virus?
they attack it and destroy it to prevent infection or sickness
what are the only things in the body that don't receive blood from the heart
the corneas
how much blood can your blood vessels carry?
4.3 to 5.7 litters
In which specific central cavity of the chest, located between the two lungs, is the heart nestled?
The Mediastinum
what does the immune system constently destroy in the body
cancer cells
what is the process called when the heart relaxes to allow the chambers to fill with blood
Diastole