What is the function of the heart?
To pump blood around the body
Blood is mainly made up of...
water
The 4 main nutrients are...
Carbohydrates, proteins, fats, vitamins and minerals
Name two organs of the digestive system
Stomach, intestine
Air enters through...
Nose and mouth
What size is the heart?
The size of your fist
Apart from water, other components of blood are...
cells
These nutrients help us grow and repair our body
Proteins
This system brings in air. Its main organs are the lungs
Respiratory System
The trachea is divided into two tubes called....
bronchi
Where is the heart located?
In the thorax, between the lungs
How many types of blood vessels are there?
3
These nutrientsprovide energy, but less than fats
Carbohydrates
The main organs of the excretory system are the...
Kydneys
This is the organ where urine is stored
Bladder
What protects the heart?
The thoracic cavity
Name the 3 types of blood vessels
Arteries, veins and capillaries
These nutrients provide a lot of energy
Fats
This system moves blood around your body
Circulatory System
Name 2 healthy habits for the circulatory system
Drink at least a liter of water a day, do exercise regularly, eat healthy food...
The number of times that your heart beats per minute is called....
Pulse or heartbeat
The blood vessels that carry blood from the heart to all parts of the body are called....
Arteries
These nutrients help us to be healthy
Vitamins and minerals
This system expels waste from the body
Excretory System
What does sweat contain?
Water, mineral salts and waste substances