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4 marksMovement

CSEC Biology · May/June 2008 · Paper 2 · Question 2(d)

Many older persons replace their hip bone to retain their ability to walk. Suggest TWO reasons why the hip bone can lose its locomotory function.

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Other parts of this question

  1. 2(a)(i)On the diagram in Figure 4, label EACH of the parts numbered 1, 2, 3 and 4.[4 marks]
  2. 2(a)(ii)State ONE function of EACH of the parts labelled 2 and 4. Part 2: Part 4:[2 marks]
  3. 2(b)(i)Name a partially movable joint.[3 marks]
  4. 2(b)(ii)How does movement at a partially movable joint differ from movement at the elbow joint?[3 marks]
  5. 2(c)On the stylised diagram in Figure 5, draw a representation of a pair of antagonistic muscles for flexing and extending the arm.[2 marks]

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