Which of these statements describes glucagon
A)It is secreted by the beta cells of the islets of Langerhans.
B)It is secreted in response to a fall in blood glucose.
C)It is, in general, antagonistic to all other hormones in terms of metabolic effects.
D)It increases fat stores by inhibiting the enzyme that catalyzes triglyceride breakdown.

Question

Quizplus · Accepted Answer

Glucagon is secreted by the alpha cells of the islets of Langerhans in response to a fall in blood glucose, and it increases blood glucose levels by stimulating glycogenolysis and gluconeogenesis in the liver. All other statements are incorrect.

Which of These Statements Describes Glucagon