Yr 11 Bio - Gas Exchange: Blood vessels and circulatory system

Labelling

Label the major components of the circulatory system

Drag labels to their correct position on the image

Heart

Arteries

Veins

Capillaries

Match

Match the following

• Veins main function:

• Arteries main function:

• Arteries have a:

• Veins have a:

• Capillaries are:

Carry deoxygenated blood back to heart

Carry oxygenated blood from heart

Higher pressure and are thick walled

Lower pressure and valves

Very thin walled. Exchange occurs here.

• Carry deoxygenated blood back to heart

• Carry oxygenated blood from heart

• Higher pressure and are thick walled

• Lower pressure and valves

• Very thin walled. Exchange occurs here.