As for things like pregnancy test sticks, women need to prepare them in advance after getting married, especially when they want to have children. These things can roughly play a role in assessment. However, it should be noted that these things are bound to have some errors, so it is better to go to the hospital for relevant examinations. The following editor will take everyone to pay attention to a question: what does a negative pregnancy test mean? What does a negative pregnancy test mean? A negative pregnancy test means no pregnancy, while a pregnancy test strip shows a single line. Pregnancy tests use HCG in urine or blood. The test is very accurate and can usually be detected as long as the menstruation is delayed. Urine pregnancy test paper basic principle This experiment is based on pregnancy test strips. When the man's sperm combines with the woman's egg to form a sperm-egg combination and embed into the uterus, the woman's body produces a new hormone, medically known as human chorionic gonadotropin (HCG), whose physiological function is to maintain pregnancy. This type of growth hormone can be detected in urine using pregnancy test strips 7 to 10 days after pregnancy. Urine pregnancy test results 1. Yang type A red reflection line appears at the test line and the comparison line. In other words, there are two green lines on the pregnancy test paper. If the test line is darker than the comparison line, it is a strong positive, which means that the pregnancy has been going on for some time. 2. Negative Only in the contrast line area A bright red reflection line appears. 3. Failure If no bright red reflection line appears on the test paper, or only one reflection line appears at the detection line, it means that the test is unsuccessful or the test paper is invalid, and you need to try again with a new test paper. The above is the editor’s summary of relevant materials on the question of what a negative pregnancy test means. For the detection pregnancy test paper, you need to pay attention to many things. If you are not careful, it may affect the accuracy of the pregnancy test paper. Therefore, this is the most concerned issue and the reason why you have to go to the hospital for a clear test result in the end. The editor wishes everyone good luck in getting pregnant! |
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