Which organ plays a central role in regulating blood glucose levels by secreting insulin and glucagon?
Pancreas
Kidneys.
Lungs.
Spleen.
None
None
The Correct Answer is A
Correct choices
A. The pancreas plays a central role in blood glucose regulation by releasing glucose into the bloodstream through glycogenolysis and gluconeogenesis when blood glucose levels are low. It also stores glucose as glycogen and responds to insulin and glucagon signals.
Incorrect choices:
b. This choice is incorrect. While the kidneys play a role in filtering blood and excreting waste products, they are not primarily responsible for regulating blood glucose levels.
c. This choice is incorrect. The lungs are involved in oxygen and carbon dioxide exchange and are not directly involved in blood glucose regulation.
d. This choice is incorrect. The spleen is involved in immune function and blood filtration, but it does not play a central role in blood glucose regulation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Empagliflozin is an SGLT2 inhibitor that reduces renal glucose reabsorption, leading to increased urinary glucose excretion and improved glycemic control in type 2 diabetes mellitus.
Incorrect choices:
a. This choice is incorrect. Metformin primarily improves insulin sensitivity and reduces hepatic glucose production.
b. This choice is incorrect. Glipizide stimulates insulin secretion from pancreatic beta cells.
d. This choice is incorrect. Insulin detemir is a long-acting basal insulin used in insulin therapy.
Correct Answer is B
Explanation
Soaking feet in hot water can lead to burns and is not recommended for individuals with diabetes, as they may have reduced sensation. Warm water and gentle cleaning are more appropriate for foot care.
Incorrect choices:
a. This statement is correct. Daily inspection of the feet is important to detect any cuts, sores, or blisters early and prevent complications.
c. This statement is correct. Wearing comfortable shoes and avoiding high heels helps protect the feet and prevent injuries.
d. This statement is correct. Moisturizing the feet regularly can help prevent dry skin, which can lead to cracks and potential infections.
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