Respiratory System | Baamboozle - Baamboozle | The Most Fun Classroom Games!

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What is the percentage of CO2 during exhalation? (0.04%, 4%, 14%)

4%

Where does gaseous exchange take place?

Alveoli

Diffusion is the movement of molecules from an area of ..... concentration to an area of ....concentration.

higher, lower

Surrounding each alveolus are ...

a network of capillaries

Respiration is the movement of ....

air in and out of the lungs. (Pass oxygen into the circulatory system (to produce ATP). remove carbon dioxide from the circulatory system.)

Gaseous exchange is the diffusion of which gasses?

carbon dioxide and oxygen

During inhalation, what is the action of the diaphragm?

Contracts, flattens and moves down.

Where are the lungs located?

Within the thoracic cavity.

What is missing: 'nose, ...., larynx, ......, bronchi, bronchioles, alveoli'

Pharynx, Trachea

The main muscles involved in breathing are... (3)

Diaphragm, internal and external intercostal muscles