GROWTH AND DEVELOPMENT DURING CHILDHOOD
(1) Height and weight- During this time, growth takes place slowly and uniformly. The height of child becomes about 140 cms. and the weight 85 lbs. at the age of 12 years.
(2) Proportion of growth in the organs of the body- The rise of a child becomes very long. The size of his lower jaw also increases. The legs, arms and truck of the child increase in length. The child become thin. The child looks somewhat clumsy because of change in the proportion of growth of organs.
(3) Growth and Coordination of Muscles-The muscles of the child increases very rapidly. With them improvement takes place in skills connected with the muscles because of good coordination.
(4) Teeth- The temporary teeth of the child start falling and permanent teeth start replacing them.
(5) Nervous system- The race of movement of the growth of nervous system of the child is relatively less than that in infancy.
(6) sense organs and motor organs- In this age complete development of senses and muscular organs takes place.
(7) Digestive System- The digestive system of a child is very delicate. If it is not properly attended it may be spoiled.
(8) Sex Differences- An average girl is 1/2'' (1.25 cm) longer and 3 lbs. Heavier than an average boy at this age.
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