Symmetrical IUGR may occur when the unborn baby experiences a problem during early development. Asymmetrical IUGR may occur when the unborn baby experiences a problem during later development
Toxins can cause damage to the prenatal fetus that can result in mental retardation by interferring with brain development. It can occur at any time during the pregancy, that is what pregnant women have to be very careful about what they come in contact with and what they consume.
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There are many causes of retardation. These includes Down syndrome, velocariofacial syndrome, fetal alcohol syndrome, problems during pregnancy and other genetic disorders.
Development of the internal combustion engine
development of the internal combustion engine.
Cretinism is a condition of hypothyroidism during fetal life, infancy, and childhood. Characteristics include both severe stunted body growth and mental retardation. It is caused by a deficiency of Iodine, lack of a thyroid gland, or inability of the thyroid gland to produce enough hormones that are crucial to the development of a child. Cretinism can be prevented in one way by adding iodine into the persons diet.
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osteoporosis
Maternal conditions like placental insufficiency, chronic hypertension, and gestational diabetes can interrupt oxygen flow to the fetus, potentially leading to mental retardation. These conditions can reduce the amount of oxygen reaching the fetus, affecting its brain development and cognitive function. Proper management and monitoring of these conditions during pregnancy are essential to minimize the risk of mental retardation in the fetus.
Whorl, which is caused by a high centered volar pad during fetal development.
The development of the internal combustion engine