The lungs:

How much alveoli does the human lung contain

Approximately 300 million

What is alveoli

Tiny air sacs responsible for oxygen exchange in the bloodstream

given 24 hours the human lungs will breathe ____ times

23,000

Can the lungs be completely empty and why?

No, no matter how hard the human exhales they will always retain one liter of air in the airways.

Can the human live with lobes of the lung being removed?

Yes, the lungs can have lobes of it removed and still keep the human alive.

What is one fun fact about the lungs?

The lungs are the only organ in the human body that can float.

what can exercise do for the lungs?

Exercise can help the lungs capacity increase.

How much waste is eliminated through the lungs just by breathing?

70%

Is the right or left lung smaller or bigger and why?

The left lung is smaller than the right lung to accommodate for the heart.

A typical adult has _____ ____ to _____ ____ alveoli

300 million to 500 million

Can you live with only one lung?

Yes, The human can live with only one lung

What healthy life habits can help prevent lung injury and disease?

Physical activity and not smoking.

The lungs are the ___ piece of the respiratory system

Center

When the human inhales what happens? (Refer back to notes)

air enters the lungs and oxygen from that air moves to the blood while carbon dioxide from the blood moves to the lungs and is exhaled out.