Stage 6 - Unit 1 - The Human Body

Which of the following are part of the circulatory system?

• Blood

• Blood vessel

• Heart

• Lungs

Match the following organ to its correct function

• Helps us to breathe

• Stomach

• Pumps blood around the body

• Brain

• Controls body functions and processes

• Kidneys

• Helps breakdown the food we eat

• Lungs

• Filters waste from the blood

• Heart

Put in order the flow of oxygen within our body.

• Lungs

• Windpipe

• Blood

• Mouth/nose

True or false. Other animals have a similar circulatory system to us?

Finish the sentences. When we exercise more, our pulse rate is ​ (a)   because our body needs more ​ (b)   to make sure our muscles function ​ (c)   .

• higher
• oxygen
• properly
• lower, carbon dioxide, poorly
• unchanged, nitrogen, inefficiently
• decreased, hydrogen, incorrectly

Match the component of blood to the correct function

• Fights diseases in the body

• Red blood cells

• Carries food and waste around the body.

• White blood cells

• Carries oxygen around the body

• Plasma

Match the blood vessel to its correct definition

• Carries blood away from the heart

• Arteries

• Carries blood back to the heart

• Capillaries

• Connects arteries to veins

• Veins

What is the name of blood vessel A and give a reason for your answer.

• Blood vessel A is an artery

• Blood vessel B is a vein

• because it is carrying blood away from the heart.

• because it is carrying blood towards the heart.

What is the name of blood vessel B and give a reason for your answer.

• Blood vessel A is an artery

• Blood vessel B is a vein

• because it is carrying blood away from the heart.

• because it is carrying blood towards the heart.

Identify the main parts of the respiratory system

a

b

c

d

Windpipe

Lungs

Mouth

Nose