Negative ions such as chloride, bicarbonate and sulfate are called anions. That's pronounced 'an' ions. The common electrolytes that are measured by doctors with blood testing include bicarbonate, chloride, potassium and sodium. The functions and normal range values for these electrolytes are described below.
Generally, signs of early pregnancy are more subtle. Hormones due to pregnancy may start to take effect from about 10 days from conception, and the symptoms tend to become more intensified as the level of hormones gradually increase.
1 Fatigue or Tiredness: Feeling fatigued or more tired than usual, is a pregnancy symptom which can also start as early as the first week after conception.  Morning Sickness or Nausea: This well-known pregnancy symptom will oftentimes show up between 2-8 weeks after conception.