Q1.
Figure 1.1 shows part of the respiratory system.
Figure 1.1
Identify the structures labelled A and B in figure 1.1
A __________________________
B __________________________
Complete the paragraph below to describe the volume and pressure changes that occur in the thorax
during expiration.
(i) Identify the missing word A in Paragraph 1.1.
(1)
.............................................................................................................................................
(ii) Identify the missing word B in Paragraph 1.1.
(1)
.............................................................................................................................................
(iii) Identify the missing word C in Paragraph 1.1.
(1)
.............................................................................................................................................
, (Total for question = 3 marks)
Q2.
State two functions of the respiratory system.
(i) ........................................................................................................................................
.............................................................................................................................................
(ii) .......................................................................................................................................
.............................................................................................................................................
(Total for question = 2 marks)
Q3.
Describe the mechanism of breathing during inspiration.
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.............................................................................................................................................
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(Total for question = 4 marks)
Q4.
Gas exchange occurs at the alveoli.
The diagram shows part of the respiratory system.
Figure 1.1 shows part of the respiratory system.
Figure 1.1
Identify the structures labelled A and B in figure 1.1
A __________________________
B __________________________
Complete the paragraph below to describe the volume and pressure changes that occur in the thorax
during expiration.
(i) Identify the missing word A in Paragraph 1.1.
(1)
.............................................................................................................................................
(ii) Identify the missing word B in Paragraph 1.1.
(1)
.............................................................................................................................................
(iii) Identify the missing word C in Paragraph 1.1.
(1)
.............................................................................................................................................
, (Total for question = 3 marks)
Q2.
State two functions of the respiratory system.
(i) ........................................................................................................................................
.............................................................................................................................................
(ii) .......................................................................................................................................
.............................................................................................................................................
(Total for question = 2 marks)
Q3.
Describe the mechanism of breathing during inspiration.
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
.............................................................................................................................................
(Total for question = 4 marks)
Q4.
Gas exchange occurs at the alveoli.
The diagram shows part of the respiratory system.
