Quelpr
3 marksThe Respiratory System

CSEC Human and Social Biology · January 2011 · Paper 2 · Question 4(a)

Identify the structures labelled A, B and C in Figure 2.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(b)(i)a)Explain why the lifeguard pressed the patient's head back and lower jaw upward.[1 mark]
  2. 4(b)(i)b)Explain why the lifeguard pressed down on the patient's chest.[1 mark]
  3. 4(b)(ii)Suggest which part of the brain is stimulated by carbon dioxide to restart breathing.[1 mark]
  4. 4(c)(i)Name the type of organism that causes influenza.[1 mark]
  5. 4(c)(ii)Suggest how the organism that causes influenza is spread.[1 mark]
  6. 4(c)(iii)Identify TWO signs/symptoms of the flu.[2 marks]

More practice: the rest of this paper · more The Respiratory System questions · all CSEC Human and Social Biology past papers