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WorksheetsQuiz of the Physiology of Pancreas
Total questions: 15
Worksheet time: 8mins
What is the primary function of insulin?
Stimulate glucagon secretion
Increase uptake of glucose and amino acids
Decrease glucose uptake in tissues
Increase blood glucose levels
Which cells in the pancreas secrete glucagon?
Beta cells
Alpha cells
Delta cells
F cells
What is the main action of somatostatin?
Enhance glycogen synthesis
Increase glucose production
Inhibit both insulin and glucagon secretion
Stimulate insulin secretion
What is the effect of glucagon on the liver?
Decreases glucose output
Inhibits gluconeogenesis
Increases glycogen synthesis
Stimulates glycogenolysis
Which hormone is primarily responsible for lowering blood glucose levels?
Pancreatic polypeptide
Insulin
Somatostatin
Glucagon
What triggers the release of insulin?
High blood glucose levels
Low blood glucose levels
Exercise
Fasting
What is the half-life of insulin in circulation?
1 hour
5 minutes
1 minute
30 minutes
Which of the following is a characteristic of Type I diabetes?
High insulin receptor sensitivity
Insulin resistance
Autoimmune destruction of beta cells
Overproduction of insulin
What is the role of glucagon during fasting?
Increases blood glucose levels
Promotes fat storage
Decreases glucose production
Stimulates insulin secretion
Which hormone is secreted by the F (PP) cells?
Pancreatic polypeptide
Insulin
Glucagon
Somatostatin
What is the effect of insulin on adipose tissue?
Inhibits fatty acid synthesis
Decreases triglyceride synthesis
Increases glucose uptake and lipid synthesis
Increases lipolysis
Which of the following hormones has little effect on the nervous system?
Glucagon
Insulin
Somatostatin
Pancreatic polypeptide
What is the primary target organ for glucagon?
Pancreas
Liver
Adipose tissue
Muscle
What is the main stimulus for glucagon release?
High blood glucose
Low blood glucose
High insulin levels
High amino acid levels
Which of the following is a consequence of insulin deficiency?
Decreased fat breakdown
Increased blood glucose levels
Increased protein synthesis
Increased glucose uptake
