Sodium (Na) in Urine. Guide. A test for sodium in the urine is a 24-hour test or a one-time (spot) test that checks how much sodium is in the urine. Sodium is both an electrolyte and a mineral. It helps keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Sodium is also important in how nerves and muscles work. Most of the sodium in the body (about 85%) is found in blood and lymph fluid.
Pregnancy symptoms differ from woman to woman and pregnancy to pregnancy; however, one of the most significant pregnancy symptoms is a delayed or missed period.Understanding the signs of pregnancy is important because each symptom may have causes other than pregnancy.ou may experience pregnancy signs within a week of conception. However, some women report that they did not experience any symptom for a few weeks. If you need free testing, you can search below or order affordable early detection pregnancy tests online.
Another early sign of pregnancy is the change in colour of your vulva and vagina (Chadwick's sign). It can happen as early as four weeks of pregnancy, often before you notice other signs (Cunningham et al 2005 cited by Hassall and Murray 2009:220) .owever, at this stage, your doctor will say that you're four weeks pregnant. She'll count your pregnancy from the first day of your last period, because there's no way of knowing for sure the exact day that you conceived.