Endocrinology Quiz #13: Signaling Pathways for Endocrine Hormones

1. A 30-year-old man presents with a rare condition resulting in excess growth hormone (GH) production. Which of the following signaling pathways is primarily activated by GH in its target cells? 

Question 1 of 5

2. A researcher is studying a hormone known for raising blood glucose levels by promoting glycogenolysis and gluconeogenesis in the liver. Which of the following signaling mechanisms is most likely utilized by this hormone in hepatocytes? 

Question 2 of 5

3. A pharmaceutical company is developing a new drug to mimic the actions of insulin for the treatment of diabetes mellitus. Which of the following signaling pathways should the drug primarily activate in target cells? 

Question 3 of 5

4. A patient is diagnosed with a tumor secreting excessive amounts of aldosterone. This hormone acts on its target cells via which of the following mechanisms?

Question 4 of 5

5. A 25-year-old woman is found to have a deficiency in a hormone that utilizes the IP3/DAG pathway in its target cells. This pathway is most directly involved in which of the following processes? 

Question 5 of 5


 

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