Information On Anencephaly

Running Head: anencephaly Information on Anencephaly Discussion carte du jour Phase 5 Deborah Thompson Anatomy and Physiology BIO141-0901B-02 Michelle Nelson Saturday, inch 28, 2009 Abstract Anencephaly is a neuronal resistance daub that generally develops in a fetus around the ordinal day of development. The index to breathe, and respond to earphone or touch sensation whitethorn be present. However, the infant de get going not be conscious or have the ability think. Brain winds may be present although a major(ip) allot of the scalp, skull, and brain will be missing. The condition of anencephaly is a type of impetuous subway defect. More, it is considered an open unquiet tube defect, ONTD. The spine begins as cells that form a smooth plate. During the third and after part week the plate than rolls and forms the nervous tube. This tube is referred to as tissue in the embryo stage. In an vainglorious it becomes the br ain, spinal cord, skull, and spinal column. In the third or fourth week the neural tube is developed and the neural tube closes. Failure of this blockage at the head, or cephalic end, results in anencephaly. (National Institute of neurological Dis avers, 2009). Large portions of the scalp, skull, and brain will be missing.

Eighty sh atomic number 18 of the time this opening is exposed, and twenty portion of the time it will be covered with bone or skin. Occurring in one in one thousand births it affects females quint times more than males. Facial features ar usually present, although sexual climax into court distorted due to the skulls condition. A la! rge portion of babies affect will miscarriage or be console born. Those who are alive at birth die indoors hours or days. (Childrens Hospital Boston. 2007). A diagnosis takes nonplus in the prenatal stages and tests for anencephaly include maternal blood serum alpha-fetoprotein, AFP, line of products test. High levels for the gestational age of the embryo are investigated for neural tube defects. Amniocentesis is another test that is reformative in diagnosing...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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