Metabolic Actions of Insulin and Glucagon Fatty acid uptake and release in fat. Insulin Stimulates synthesis of triglycerides (TG) from free fatty acids (FFA); inhibits release of FFA from TG. Glucagon Stimulates release of FFA from TG.
What causes dizziness during pregnancy? The main cause of dizziness in pregnancy is due to the rising hormones that cause your blood vessels to relax and widen. This helps increase the blood flow to your baby, but it slows the return of the blood in the veins to you.
There are a few steps you can follow to help relieve the feeling that you are going to faint. It is common to faint during pregnancy, so be cautious. Avoid getting up quickly from sitting or lying down positions. This is a common reason for dizziness, lightheadedness and fainting.