Quiz 7 DMT2 fisio general Flashcards
Which lipoprotein is associated with decreased risk of coronary artery disease due to its ability to prevent cholesterol accumulation in the blood?
High-density lipoproteins
(HDLS)
What is the primary function of high-density lipoproteins (HDLs)?
Removing excess cholesterol from body cells and blood
Which lipoprotein contains a single apoprotein Apo8100 which serves as the docking protein for receptor-mediated endocytosis?
Low-density lipoproteins
(LDLs)
Which lipoprotein is primarily responsible for transporting dietary lipids from the small intestine to adipose tissue?
Chylomicrons
During prolonged fasting, which hormone acts to counteract the effects of insulin by promoting gluconeogenesis and glycogenolysis?
Glucagon
Which of the following factors is known to stimulate insulin secretion?
High blood glucose levels
What is the main inhibitory effect of insulin on glucagon secretion?
Direct inhibition of glucagon release from pancreatic alpha cells
In which tissue does insulin primarily stimulate glycogen synthesis?
Skeletal muscle
Which of the following best describes the role of insulin in glucose transport?
Insulin stimulates the translocation of GLUT4 transporters to the cell membrane in adipocytes and muscle cells
Which cells secrete glucagon?
Alpha cells
Which of the following hormones has the opposite effect of insulin on blood glucose levels?
Glucagon
Where is located the endocrine tilsue of the pancreas?
In the pancreatic islets
