Labels:book | bulletin board | hakham | person | sky OCR: PHYSICAL GROWTH OUR BODY GROWS. changing in size and shape until you reach the female age of about 18 or the male age of 22 There are two main periods particularly rapid grow th: one in the first year. the next in about year 12 in girls and vear 14 in boys. Different parts of the body grow at uneven rates. By year six. for example, the brain IS 90 Large head percent of its adult size while the legs compared have only rea iched half their full length. with body ONE YEAR A baby' sweight triples to about 9.5 kg (21 pounds) between its birth and it first and birthday: taller. boys are head is usually in slightly proportion heavier Rounded abdomen The large to the rest of the body and the average height S about 0.7 m (2 feet 5 inches The advancing 1YEAR 3 YEARS G YEARS 14 YEARS 20YEARS stages g ...
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