Sympathetic nervous system making pupils dilate? According to my studies, the sympathetic system is basically the 'fight or flight' mechanism. And one of its effects is to make the pupils dilate. However I though that when we felt threatened or we dislike someone our pupils narrow.
S/he is absolutely, and totally wrong. The 'normal' blood sugar level for a non-diabetic is between 70 and 110 mg/dL, though towards either extreme your doctor may wish to carry out further investigation.eport Abuse. No, 76 is absolutely within normal range. Normal range of blood sugar is 70-120mg/dL. You may be slightly hypoglycemic (low blood sugar) if you find yourself feeling weak at times.
Blood glucose levels are closely regulated and maintained within a narrow range. Learn how the pancreatic hormones, insulin and glucagon, maintain normal blood sugar levels and how other nutrients can be converted to blood glucose in this lesson.esson Summary. Let's review. Glucose is a simple sugar that is used as energy by your body and brain. Your body works hard to regulate the amount of sugar in your bloodstream and maintain the normal blood glucose range between 70 mg/dl and 110 mg/dl.