JH+diabetes+HW

(1) What is a hormone? (insert an image too) Hormones are the chemicals that are secreted by the endocrine systems glands (2) How are the nervous system and endocrine system similar? different? they both make use of the negative feedback mechanisms but also nervous system consists of nerve receptors and the endocrine system is made up of mostly glands 3) Describe insulin secretion from the pancreas. Where is it produced? When is it secreted? the pancreas creates insulin then insulin is secreted when the blood glucose level is high which usually occurs just after eating, then the insulin stimulates the uptake of glucose by cell, especially liver cell and muscle cells, it (4) What is the role of insulin? the role of insulin is to lower the blood glucose levels that are brought up by eating (5) What is diabetes mellitus? it is a fairly common hormone disease in which liver cells, and indeed mostly body cells, are unable to take up glucose as they should cause them to be very hungry and thirsty all the time (6) How does a glucose tolerance test assist in the diagnosis of diabetes? after the patient is given 100grams of glucose, the blood glucose concentration is measured at intervals. in diabetics the blood glucose levels rises greatly and remains there for several hours in nondiabetic the blood glucose levels rise a little then slowly goes back down (7) What causes diabetes type 1? this condition is when the pancreas doesnt make enough insulin, this condition is brought on by exposer to a virus (8) How is diabetes type 1 controlled? the cure is insulin (9) What causes diabetes type 2? fat people get it and they cannot absorb the insulin into their body (10) How is diabetes type 2 controlled? it is controlled by eating right and exercising and also maybe some oral pills to help with insulin absorption (11) What are the symptoms of diabetes? it causes people to be very hungry and very thirsty and also have persirpation, pale skin, shallow breathing and anxiety.
 * 15.1 Endocrine Glands (p.296-297)**
 * 15.5 Pancreas (p.308-310)**