RESPIRATORY SYSTEM
1 When you breathe in, the air enters you body through your ..... and your.......
mouth
nose
The heart has....... chambers
four
Te female reproductive cells are called
ova
How many food groups are?
five
To wash your hands use water and...
soap
2 The air goes down your ....... and into two tubes
trachea
There are three type of blood vessels:
arteries
veins
capillaries
The male reproductive cells are called
sperm
Which food groups provie energy?
fats and carbohydrates (or bread, pasta...)
Exercising 8 hours a day is healthy Yes/no
NO
3 The air goes down (question 2) and into two tubes called.......... These bring the air into your lungs.
bronchi
Arteries carry blood to/from your heart.
from
The ova are stored in the
ovaries
A balanced diet consists on...
eating the correct amount from each food group
nose
Inside your lungs the air end in very small sacsa called...
alveoli
In which blood vessels does the gas exchange occur?
The sperm is produced in the
testicles
What can cause diabetes?
Eating too much sugar
When you exercise, your brain produces...
endorphins
In the lungs oxygen goes into the blood and carbon dioxide is expelled. This is called...
gas exchange
The right atrium contracts forcing the blood with carbon dioxide into the...
right ventricle
When the sperm enters an ovum is called...
fertilisation
Eating food withtoo much sugar can harm your teeth producing a layer of...
plaque
Junk food and fast food are full of........ which harm your body
chemicals / additives