1) Describe insulin secretion from the pancreas. Where is it produced? When is it secreted?
  • Insulin is secreted by the pancreas causing tissue cells to take up glucose so that the blood sugar level remains within the normal range.
  • Insulin is produced in the pancreas. it is secreted when the blood glucose level is high, or usually after eating.
(2) What is the role of insulin?
  • to help convert food into energy.
(3) What is diabetes mellitus?
  • In which liver cells and most body cells are unable to take up glucose as they should.
(4) How does a glucose tolerance test assist in the diagnosis of diabetes?
  • By taking 100 grams of glucose, a diabetics blood concentration of blood glucose rises greatly and remains up there for several hours. but in a nondiabetic the glucose level rises a little bit but then returns to normal after two hours.
(5) What causes diabetes type 1?
  • its a disease in which that body does not make insulin. It can occur after a viral infection when your body is fighting the virus and once the virus is gone the body continues fihting but it is fighting the unsulin cells instead.
(6) How is diabetes type 1 controlled?
  • It can be controlled by having insulin injections.
(7) What causes diabetes type 2?
  • it is when there are no receptors. usually when the person is over wieght.
(8) How is diabetes type 2 controlled?
  • It can be reduced by having a healthy diet and exercise. The healthy food can give energy such as carbohydrates and can be easily digested.
(9) What are the symptoms of diabetes?
  • Frequent urination especially at night.
  • unusual hunger or thirst
  • unexplained change of weight
  • blurred vision
  • sores that do not heal
  • excessive fatigue