GCSE PE Respiratory System

What is the role of the respiratory system?

• Add CO2
• Remove O2 
• Add CO2 and remove O2
• Add O2 and remove CO2 

At the alveoli the O2 and CO2 are swapped through gaseous exchange into and out of the....

• capillary 
• vessel
• vein
• Mr Winters wet football boot

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

• bronchi
• lungs
• oxygen
• alveoli

After the trachea, air travels through the...

• Bronchiole
• Alveoli
• Bronchus
• Capillary

Diffusion is...

• Movement of gas from an area of high concentration to high

• Movement of gas from an area of high concentration to low

• Movement of gas from an area of low concentration to high

• Movement of gas from an area of low concentration to low

Air arriving in the alveoli has a...

• Higher concentration of carbon dioxide (CO2) and a lower concentration of oxygen (O2)

• Higher concentration of oxygen (O2) and a lower concentration of carbon dioxide (CO2)

Blood arriving in the capillary from the body has a...

• Higher concentration of carbon dioxide (CO2) and a lower concentration of oxygen (O2)
• Higher concentration of oxygen (O2) and a lower concentration of carbon dioxide (CO2)

What is gaseous exchange?

• The movement of Oxygen and Carbon Dioxide between the bronchi and pulmonary artery

• The movement of Oxygen and Carbon Dioxide between the alveoli and bloodstream

• The movement of Oxygen and Carbon Dioxide between the heart and lungs

• The movement of Oxygen and Carbon Dioxide between the nasal cavity and heart

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body
• to bring oxygen to the body
• to break down food and absorb nutrients
• to remove oxygen from the body and deliver carbon dioxide

What is the correct term for the drawing in of breath; inhalation?

• Inspiration

• Expiration

• Aspiration

• Explanation