Factors affecting growth and development 2-2
Growth is quantitative positive or negative. development is qualitative change
hormones, immune system,
, age of
, looks, IQ,
disease down syndrome.
Twin studies show above
colour, hair, dentition.
Environment. Temperature. Sunlight. Nutrition. Socio-cultural.
could not develop
capacity. Ignored by parents.
Dark colour in tropics
white in temperate areas.
Nigerian and eskimo girl have menarche at 14.3 years but European and Assamese girl have 13.2
. Control energy and cognition
secondary and sexual phenomenon behaviour. Oestrogen in women breast development.
for bones muscles body increase. Lionel Messi
proteins vitamins fat carbohydrates water. World war 2
study showed that height of children was slow but they also catch up quick.
social cultural factors.
Economic deprivation cast nfhs study more stunting and more prone to disease.
e effect of stress nutrition and behaviour affects the child.
Poverty effects 10% of genans inherited. McDade 2019.
children born during the war and living in a war region have 0.42 standard deviations lower height-for-age Z-scores. Akresh 2012. Ethiopia war.