UNIT1: RESPIRATION
1
The pathway of air into the lungs (air sacs) and out of the lungs
Eg.
(a) Nose 
(b) Air sac 
2
Function of all the parts of the human respiratory system (workbook page 2/3)
The function of rings of cartilage?
3
Draw the structure of the air sacs (page 13). Write a summary on gas exchange.
What is the property/adaptation of capillaries and air sacs to make the gas exchange
easier
4
Name the process that happens during the gas exchange
5
Name the pigment in red blood cells that binds and transports oxygen
6
In the experiment ‘comparing the carbon dioxide content in inspired air and expired air’
(Page 16)
(a) What happens to limewater when exposed to carbon dioxide?
(b) Between inspired air and expired air, which has the highest carbon dioxide content?
7
When you breathe in what happens?
Breathe in
`
1
intercostal muscle –
2
diaphragm –
3
more spaces in the chest cavity – volume?
4
Air moves from trachea 
Breathe out
intercostal muscle -
Copy and complete questions on pages 23 and 24
8
(a) Write the word equation for respiration
(b) where does respiration take place?
(c) Finish question on page 27
9
Finish question on page 28 (The investigation)
10
(a) Write the properties and function of red blood cells, white blood cells and blood
plasma.
(b) Finish questions on page 36. CNY BREAK – FINISH EXAM STYLE QUESTION
LAST PAGE ON CHAPTER 1 in the notebook
11
Is breathing the same as respiration, how are they related? Explain in your own words
Y8Science2022
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