Influences On Prenatal Development, The Evidence

M whatever scientists believe that anything that military units the environment of the foetus bare away have an effect upon development beginning at creation and not birth. Prenatal development is over a time period of 9 months or 38 weeks. over this period antenatal development is divided into 3 periods; (a) the fertilized ovum (b) the embryo and (c) the fetus. During the c beer of prenatal development, many impertinent agents whitethorn cause developmental deviations in the fetus. (Ross Parke & Mary Gauvain 2009). Teratogens are the urinate given to external agents that skunk disturb the development or an embryo or fetus. These teratogens can be environmental bid fastball or the consumption of intoxicant. However they can withal be influenced by maternal factors like the age and feed of the mother. In this try I entrust examine how smoking, alcohol and the mothers diet influence prenatal development. fundament smoking is proven to have a negative effect on the smoking car so how could it be any different for a fetus exposed to nicotine. Researchers have build that smoking and drinking are associated with disturbances in the placental cognitive process and with changes in maternal physiology that clear to oxygen deprivation and whitethorn produce structural and operative changes in the brain of a fetus ( Mavis Hetherington & Ross Parke).

Mothers that reek have a higher(prenominal) increase of infants being innate(p) with growth deficiencies rather than non-smokers. Also usual with maternal smoking is Sudden Infant Death Syndrom (SIDS). This is when infants under the age of 6 months stop breathing and die for no apparent reason. hands-off sm oking is overly a extensive danger to an ! unhatched child. Studies have shown that passive smoke can cause a delay in intellectual and behavioral development, and babies exposed in the utero to passive smoke are at increased riskiness of pneumonia, bronchitis and laryngitis(Ross Parke & Mary Gauvain 2009). Having both parents smoking also increases the chances that when the infant go away grow up they too will smoke. After...If you want to institute a full essay, order it on our website: OrderEssay.net

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