Question

QUESTION 3 The diagram below represents a model that shows the origin and fate of blood glucose in the human body. In this model blood glucose is represented as tank of fluid. 3.1 3.2 Main source of glucose Inlet pipe 3.5 A Tank with glucose What is the main source of glucose? C Body cells Outflow pipe 3.3 Name the carbohydrate stored in the reservoir tank B. B Reservoir tank with stored carbohydrate Name an organ in the human body represented in the model by the reservoir tank B. 3.4 In the human body, insulin and glucagon regulate the concentration of blood glucose. Where in the body are they produced? Place a X in the appropriate box that matches the description of the effect of the hormones. (1) 4 (1) (1) (1)​

Answer 1

The main source of glucose is from the carbohydrates consumed in food. The reservoir tank contains stored carbohydrates. Insulin and glucagon are produced in the pancreas.

X Insulin - lowers blood glucose levels X Glucagon - raises blood glucose levels