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.
In some cases, dizziness and vomiting during pregnancy can be signs of a problem. If you experience severe dizziness along with abdominal pain or vaginal bleeding, you may have a serious condition called ectopic pregnancy. In an ectopic pregnancy, a fertilized egg implants itself to the outside of the uterus.