Physiology of
growth
,• Refers to ↑ in physical size due to ↑ in no & size of cells
• Complex phenomenon affected by GH, somatomedins,
thyroid hormone, androgen, oestrogen, glucocorticoids &
insulin
• Affected by genetic factors
• Depends on adequate nutrition
, • In humans, 2 periods of
rapid growth
Growth
periods 1. Infancy
2. In late puberty just bef
growth stops
growth
,• Refers to ↑ in physical size due to ↑ in no & size of cells
• Complex phenomenon affected by GH, somatomedins,
thyroid hormone, androgen, oestrogen, glucocorticoids &
insulin
• Affected by genetic factors
• Depends on adequate nutrition
, • In humans, 2 periods of
rapid growth
Growth
periods 1. Infancy
2. In late puberty just bef
growth stops
