What are birth defects Birth defects are anom alities of structure or function of the body that are present at birth Structural birth defects o Functional birth defects Birth defects ARE NOT impairment of body function or structure due to adverse influences to which the infant has been subjected at birth- birth injuriesWhat are birth defects?  Birth defects ARE abnormalities of structure or function of the body that are present at birth  Structural birth defects  Functional birth defects  Birth defects ARE NOT impairment of body function or structure due to adverse influences to which the infant has been subjected at birth – birth injuries