MSCI 500 Endocrine Questions With Answers Latest 2024/2025 (Graded A+) Liberty University

MSCI 500 Endocrine Questions With Answers Latest 2024/2025 (Graded A+) Liberty University. What distinguishes endocrine signals from paracrine and autocrine signals? (1/1 pts). a. Target location 3. In which of these conditions do you suspect that the secretion of growth hormone by the anterior pituitary gland will be decreased? (1/1 pts) a. A patient receiving shots of growth hormone (for long term hormone replacement therapy). 4. A female whose adrenal glands began secreting unusually high levels of androgen would probably have increased: (1/1 pts) a. Growth of facial hair 5. Which is a result of consuming a diet deficient in iodine? (1/1 pts) a. Low plasma concentration of thyroid hormone and an enlarged thyroid gland 6. Which is most likely a characteristic of cells that secrete steroid hormones? (1/1 pts) a. They are characterized by abundant smooth endoplasmic reticulum and few secretory granules. 7. How is the concentration of a hormone in plasma determined? (1/1 pts) a. By its secretion and clearance rates, and whether or not it binds to carriers and/or other plasma proteins. 8. Deficiency of iodine in the diet results in _____ caused by _____. (1/1 pts) a. A goiter; loss of negative feedback by thyroid hormones and increased thyroid-stimulating hormone (TSH) levels. 9. Which is NOT an effect of cortisol? (1/1 pts) a. Protein synthesis 10. Which would most directly decrease the production of aldosterone? (1/1 pts) a. Injecting a drug that blocks the production of angiotensin II 11. Short-loop negative feedback occurs when hormones from the _____ inhibit hormone secretion by the ______. (1/1 pts) a. Anterior pituitary; hypothalamus 12. A hormone is released by diffusion, travels through the blood bound to carrier proteins, and binds to cytosolic receptors. This hormone must be _____. (1/1 pts) a. A steroid hormone 13. Binding of norepinephrine to beta 2 adrenergic receptors ____. (1/1 pts) a. Activates the cAMP pathway 14. Increased TSH production will have these effects on the thyroid gland? (1/1 pts) a. All of these are correct 15. A hormone is released by exocytosis, travels through the blood freely, and binds to membrane receptors. This hormone must be ____. (1/1 pts) a. Two of the answers are correct 16. Which is an example of long-loop negative feedback? (1/1 pts) a. Inhibition of growth hormone-releasing hormone (GHRH) release by insulin like growth factor 1 17. Which is most likely a result of hypersecretion of growth hormone? (1/1 pts) a. Acromegaly 18. Which of these hormone regulatory pathways is not correctly sequenced? (1/1 pts) a. CRH stimulates the anterior pituitary gland to release ACTH which acts on the adrenal medulla to release aldosterone 19. A deficiency or impaired endogenous synthesis of tyrosine will most likely lead to low plasma levels of these hormones except: (1/1 pts) a. Melatonin 20. Which of these hormones listed below has the most profound direct effect to stimulate the increased resorption of bone when plasma Ca2+ levels decrease? (1/1 pts) a. Parathyroid hormone Endocrine Physiology Week 7 Quiz (50/50 pts) 21. Which of these statements about the metabolic effects of growth hormone is true? (1/1 pts) a. All of these are correct 22. Which of these hormones is synthesized and released by the posterior pituitary gland? (1/1 pts) a. None of these