Download Insulin

INSULIN
TYPE OF HORMONE
 Peptide Hormone
 Secretes into the blood stream and has endocrine functions
 Proteins that have endocrine functions
 Has a few amino acids that change metabolism
GLAND WHERE INSULIN IS FOUND
 Found in the pancreas
 Beta cells make the insulin
 Then gets glucose from the blood
THE FUNCTION
 Regulates carbohydrates and fat metabolism in the body
 Causes cells in liver to take up glucose from the blood
 Maintain low blood glucose levels
 Generate hypoglycemia-generating hormones
 When we eat, blood sugar rises
 Then insulin is released into the blood stream
CONTROL
 Negative feedback
 Reduce stimuli
 Glucose levels are regulated
 Shut off original stimuli
HYPER
Hypoglycemia
 Low blood glucose (sugar)
 Is linked to diabetes
 Glucose can’t reach the blood stream fast enough
 Or too much insulin is released into the blood stream
 Also glucose used up to quickly
Hypo
Diabetes
 Blood sugar must be controlled
 To much sugar can damaged blood vessels and nerves if in the blood stream too
long
 Two different types of diabetes type 1 and type 2
 Type 1- injections of insulin everyday
 Cells from a person with diabetes have a problem taking in glucose
 Either from lack of insulin or a resistance of insulin
 Can’t overdose in insulin