respiration

What is the tub called that air passes through after entering your mouth or nose?

Which organ is below the lungs?

Why is the left lung smaller than the right lung?

where does air enter our body?

Our body needs oxygen to perform_______ and give us ________.

How many lungs are part of the respiratory system?

Your body would not be able to breathe without this system? What is it called?

When your diaphragm_________ air is drawn in our lungs.

What is another way to say breathing?

which 2 tubes do the trachea lead into?

The_____________________ do most of the work when It comes to breathing.

what type of air do we breathe in?

Alveoli are covered by tiny blood vessels called

What are the tiny air sacs called at the end of the bronchioles?

The tiny tubes inside the lungs that lead air into the air sacs are called the _________________________.

What do we breathe out after oxygen passes through our blood?