SCI Human Biology - 2

Assigned: 3/10 Due: 3/12

(1) Describe insulin secretion from the pancreas. Where is it produced? When is it secreted?

  • The pancreas secretes insulin when the blood's glucose level is high, usually after eating. Insulin is produced by the pancreatic islets.
(2) What is the role of insulin?
  • Insulin stimulates the uptake of glucose by cells.

(3) What is diabetes mellitus?
  • a common hormonal disease in which liver cells and most body cells are unable to take up glucose

(4) How does a glucose tolerance test assist in the diagnosis of diabetes?
  • This allows the doctor to tell through measuring and controlling how much glucose someone takes in whether or not their body produces too much glucose, which negatively affects their blood sugar level. This is what diabetes is.
(5) What causes diabetes type 1?
  • If the pancreas doesn't produce insulin
(6) How is diabetes type 1 controlled?
  • One must take daily injections of insulin
(7) What causes diabetes type 2?
  • If there is no receptor for the insulin hormone
(8) How is diabetes type 2 controlled?
  • Simply, exercise
(9) What are the symptoms of diabetes?
  • Frequent urination, hunger, fatigue, thirst, and at a closer look sugar within the urine