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2 marksMovement

CSEC Biology · May/June 2007 · Paper 2 · Question 2(a)(iv)

Figure 3 is a diagram of the elbow joint.

People who suffer from arthritis experience pain because certain parts of the joint are worn away. Identify TWO parts of the joint that are likely to be worn away.

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Other parts of this question

  1. 2(a)(i)Name the type of joint illustrated in Figure 3.[1 mark]
  2. 2(a)(ii)Label the diagram to illustrate the MAIN features of a joint.[4 marks]
  3. 2(a)(iii)In the diagram at Figure 3, a pad of fat is shown. Suggest ONE function of this feature in the elbow joint.[1 mark]
  4. 2(b)(i)Name EACH vertebra shown in Figure 4.[2 marks]
  5. 2(b)(ii)Name THREE features that have similar functions in the two vertebrae shown in Figure 4.[3 marks]
  6. 2(b)(iii)Identify ONE feature that distinguishes between the two vertebrae.[1 mark]

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