ATI LPN
Medical Surgical Endocrine Quizlet Questions
Question 1 of 5
The ______ are the male sex hormones.
Correct Answer: A
Rationale: Androgens, like testosterone, are male sex hormones.
Question 2 of 5
The endocrine gland(s) that makes insulin is the:
Correct Answer: A
Rationale: The pancreas produces insulin in its endocrine islets to regulate blood glucose levels.
Question 3 of 5
Which of the following hormones acts by an inositol 1,4,5-triphosphate (IP3)-Ca2+ mechanism of action?
Correct Answer: D
Rationale: Gonadotropin-releasing hormone (GnRH) is a peptide hormone that acts on the cells of the anterior pituitary by an inositol 1,4,5-triphosphate (IP3)-Ca2+ mechanism to cause the secretion of follicle-stimulating hormone (FSH) and luteinizing hormone (LH). 1,25-Dihydroxycholecalciferol and progesterone are steroid hormone derivatives of cholesterol that act by inducing the synthesis of new proteins. Insulin acts on its target cells by a tyrosine kinase mechanism. Parathyroid hormone (PTH) acts on its target cells by an adenylate cyclase-cyclic adenosine monophosphate (cAMP) mechanism.
Question 4 of 5
Which of the following is not a function of the endocrine system?
Correct Answer: D
Rationale: Transduction of external stimuli is a nervous system function, not endocrine.
Question 5 of 5
Steroid hormones are
Correct Answer: D
Rationale: Steroids are cholesterol-derived, lipophilic, and act via intracellular receptors to induce protein synthesis.