Heart, lungs and circulation

Which number shows the heart?

• 2

• 4

• 5

• 6

In which body system is the heart found?

• breathing system

• circulatory system

• respiratory system

• skeletal system

Which best describes the circulatory system?

• lungs and heart

• lungs and blood

• heart, blood vessels and blood

• muscles, heart and lungs

Which of these are found in the thorax?

• heart and blood vessels only

• heart and lungs only

• lungs and blood vessels only

• lungs, heart and blood vessels

Which body system does the poster show?

• breathing system

• respiratory system

• circulatory system

• excretory system

What do the blue and pink lines on the poster show?

• organs

• heart

• movement of blood

• blood vessels

Which waste does the blood take to Q to be removed?

• air

• carbon dioxide

• oxygen

• sweat

What is the main reason that humans need a heart?

• to use oxygen in a chemical reaction

• to remove waste gases

• to pump blood around the body

• to ventilate the lungs

Which gas do humans use to respire?

• carbon dioxide

• nitrogen

• oxygen

• water vapour

The oxygen our body needs comes from the _______________

• breathing

• circulation

• lungs

• air