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NUR 100 Diabetes
Diabetes Mellitus
| Term | Definition |
|---|---|
| Type 1 | the result of pancreatic islet cell destruction and no insulin production |
| Type 2 | insulin resistance with a defect in compensatory insulin secretion |
| Three types of cells in pancreas | Alpha Beta Delta |
| Alpha cells | Produce glucagon breakdown of glycogen in the liver |
| Glucoagon | Decrease glucose oxidation Increase blood glucose levels |
| Glycogenolysis | Breakdown of liver glycogen |
| Gluconeogenesis | Formation of glucose from fats and proteins |
| Beta cells | Secretes insulin movement of glucose across cell membrane thus decreases blood glucose |
| Delta cells | Produce somatostatin Neurotransmitter inhibits production of glucagon and insulin |
| Pathophysiology of Diabetes | Defects in secretion of insulin Defects in action of insulin Or both problems |
| Characteristics of Type 1 | Polyuria Polydipsia Polyphagia |
| Characteristics of Type 2 | Decrease in insulin available Cellular resistance to insulin activity Hyperglycemia occurs slowly over time |
| Treatment of DM | Weight loss Diet Excercise Hypoglycemic agents when needed |
| Hemoglobin A1C | Measures levels of glycosylated hemoglobin |
| Types of Insulin | Rapid acting Short acting Intermediate acting Long acting |
| Sulfonylureas (TYPE2) | Increase insulin production Glipizide (Glucotorl) Glyburide (Diabeta) |
| Meglitinides (TYPE2) | Stimulate pancreas |
| Biguanides (TYPE2) | Reduces glucose production in the liver |
| Alpha-Glucosidase Inhibitors (TYPE2) | slow the digestion of carbohydates in the small intestine |
| D-Phenylalanine (Amino Acid) Derivative | Stimulates rapid and short insulin secretion from the pancreas |
| Hypoglycemia | Tired Irritability Restless Excessive hunger Diaphoresis Depression |