Respiratory system

Front

When you breathe, your lungs take in ___ and remove ___. Options: air/oxygen, oxygen/carbon dioxide, carbon dioxide/waste, waste/air

Back

oxygen/carbon dioxide

Front

The air sacs that are covered with capillaries where gas exchange takes place

Back

alveoli

Front

What is the main function of the respiratory system?

Back

to provide oxygen and remove carbon dioxide from the body

Front

The drawing in of breath; inhalation.

Back

Inspiration

Front

Breathing out; exhalation of breath.

Back

Expiration

Front

What is the site of gas exchange?

Back

alveoli

Front

A cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities.

Back

Sinus

Front

The only externally visible part of the respiratory system

Back

Nose

Front

What are olfactory receptors used for?

Back

smell

Front

The two main branches from the trachea (one to each lung)

Back

bronchi