Transport system - Components of Blood

Poll

What role does the blood play in our body?

• transport oxygen

• fight diseases

• helps in blood clotting (stop bleeding)

• transports water, dissolved nutrients and waste products

Multiple Select

What are the features of a red blood cell?

• No nucleus

• contains haemoglobin

• circular, donut shape

• no cell membrane

Multiple Choice

The red blood cell has no nucleus to increase the surface area to volume ratio for faster absorption of oxygen.

• True

• False

Multiple Choice

Oxygen combines with the red blood cell's membrane, allowing it to transport oxygen.

• True

• False

Multiple Choice

What is the function of the platelets?

• transports oxygen and carbon dioxide

• produce antibodies to fight diseases

• helps in the clotting of blood when the skin is cut

• transports dissolved nutrients, water and waste materials

Multiple Choice

Plasma transports water, dissolved nutrients and oxygen around the body.

• True

• False

Draw

What analogy can you think of for the red blood cell? (You can write or draw)