(a) Explain the following terms:
(i) kyphosis; (ii)scoliosis. [4 marks]
(b) (i) List five causes of postural defects. [5 marks]
(ii) State two corrective measures for postural defects. [2 marks]
(c)(i) What is hygiene? [3 marks]
(ii)State four ways of taking care of the skin. [4 marks]
(iii)Name two factors which can alter the internal environment of the body.