18 Ağustos 2010 Çarşamba

pregnancy test

pregnancy test

Getting pregnant is an event that can either be welcomed or cursed depending on whether it was planned for or not. Either way, a pregnancy test is the first step to knowing how to handle the situation. It is, therefore, not surprising that the accuracy of a pregnancy test would be questioned by even those clients, who have all the information on the mechanism how the bedava filim izle works. This article explores what to look for when looking for an accurate pregnancy test.

Attempts have been made from time immemorial to develop an accurate pregnancy test. Ancient Greeks and Egyptians have been known to have made kızlık bozma to develop pregnancy tests. The traditional method of detecting pregnancy is by waiting and watching for occurrence of the monthly periods. The menstrual cycle will occur and unused egg expelled through the vagina.

While it may be obvious to a mature woman who misses the monthly period that a pregnancy has occurred, this is often too late and kızlık bozma come with negative consequences. Besides, when an unwanted pregnancy is detected too late, it becomes difficult to remove it even where doctors recommend or it’s legal.

There are a few tried and tested pregnancy tests. These modern methods use markers, which bind to the chemical agent in the testing material. These markers calledhuman chorionic gonadotropin (hCG) are produced by the trophoblasts cells in the fetus sac. By using a reagent that would bind the hCG and produce change in color, a bedava filim izle can be done in few minutes. The weakness of this test is that it cannot be detected in the early days of the pregnancy.

An obstetric ultrasound is one of the most accurate forms of pregnancy tests. This can be done in few days of pregnancy and can provide information on the size of the gestation sac, whether there are twins or any defects that may be detected. The procedure is safe since measures are taken to prevent any radioactive leakages.

False negative pregnancy test results may occur depending on the type of the test used and the timing of the test. The use of strip methods that employs the detection of hCG proteins will be false negative if the test is done too early, say in the first three to four days before the protein is realized in adequate amounts. Similarly a false positive result may occur due to use of a faulty method or use of drugs that effect production of the hCg proteins. In either case, it is recommended that you take a repeat confirmatory test.

Modern pregnancy tests are safe and accurate.

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