A 24-year-old man presents for an annual check-up. He is a bodybuilder and tells you he is on a protein-rich diet that only allows for minimal carbohydrate intake. His friend suggests he try exogenous glucagon to help him lose some excess weight before an upcoming competition. Which of the following effects of glucagon is he attempting to exploit?
AIncreased glucose utilization by tissues
BDecreased blood cholesterol level
CIncreased hepatic gluconeogenesis
DIncreased lipolysis in adipose tissues
EIncreased hepatic glycogenolysis
A 32-year-old woman is found unconscious on the office floor just before lunch by her colleagues. She had previously instructed them on the location of an emergency kit in case this ever happened so they are able to successfully inject her with the substance inside. Her past medical history is significant for type 1 diabetes for which she takes long acting insulin as well as periprandial rapid acting insulin injections. She has previously been found unconscious once before when she forgot to eat breakfast. The substance inside the emergency kit most likely has which of the following properties.
APromotes glucose release from skeletal muscles
BPromotes glycogen breakdown in the liver
CPromotes glycogen formation in the liver
DPromotes glucose uptake in muscles
EInhibits activity of pancreatic alpha and beta cells
A 55-year-old man with alcoholic cirrhosis is admitted to the hospital for routine evaluation before liver transplantation. The physician asks the patient to stop eating 10 hours before surgery. Which of the following structures contributes directly to preventing fasting hypoglycemia by producing glucose in this patient?
AAdrenal cortex
BSkeletal muscle
CRed blood cells
DSkin
EIntestine
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