Homeostasis - controlling blood glucose Flashcards
What is glucose?
A type of sugar used by the body to provide energy.
What does eating cause blood glucose levels to do?
To rise.
What does vigorous exercise do to blood glucose levels;s?
To fall.
What hormone is released when blood glucose is too high?
Insulin
How does insulin lower blood glucose?
Moving glucose into cells and the liver, stored as glycogen.
What hormone is released when blood glucose is too low?
Glucagon
How does glucagon increase blood glucose?
Glucagon causes glycogen to be broken down in the liver into glucose and released into the blood.
What does the pancreas do?
Checks the concentration of glucose in blood that flows through it, if too high pancreas secretes insulin.
What does the insulin do?
Insulin causes glucose in our body to move into our cells and stores it in the liver as glycogen.
