To take air into the lungs and then to expel it from the lungs is to...

• function.

• breathe.

• exercise.

• circulate.

Breathing is the body process of taking in carbon dioxide and getting rid of oxygen.

• true

• false

A colorless, odorless gas necessary for almost all life is...

• oxygen.

• respiration.

• carbon dioxide.

• circulation.

A gas the body gives off as waste respiration is...

• oxygen.

• respiration.

• carbon dioxide.

• circulation.

Tags

NGSS.MS-LS2-3

Respiration is the exchange of gases between the body and air.

• true

• false

Which of the following are part of the upper respiratory system? [Check all that apply.]

• throat

• nose

• lungs

• sinus

Which of the following are part of the lower respiratory system? [Check all that apply.]

• lungs

• throat

• diaphragm

• trachea

What protects your lungs and diaphragm?

• skull

• skin

• ribs

• tissue

Which of the following factors can affect your breathing?

• higher elevations

• poor air quality

• activity level

• all of the above

What path does air take after traveling through the trachea?

• blood, alveoli, bronchioles, bronchial tubes

• bronchial tubes, bronchioles, alveoli, blood

• alveoli, bronchioles, bronchial tubes, blood

• blood, bronchial tubes, bronchioles, alveoli