NR 507 WEEK 5 QUIZ QUESTIONS AND ANSWERS

NR 507 WEEK 5 QUIZ QUESTIONS AND ANSWERS NR 507 WEEK 5 QUIZ QUESTIONS AND ANSWERS Aldosterone synthesis and secretion are primarily regulated by the (Points : 2) renin-angiotensin-aldosterone system. A surgical individual just arrived on the unit from the postanesthesia care unit. This person’s respirations are 4 per minute and shallow. As the nurse calls for assistance, the person suddenly feels jittery and breathing quickens. Which of the following feedback loops is operating for the nurse in this situation? (Points : 2) The central nervous system directly stimulates the adrenal medulla to secrete epinephrine and stimulates hypothalamus-releasing factor, which acts on the anterior pituitary gland to secrete adrenocorticotropic-stimulating hormone (ACTH), stimulating the release of cortisol. What effect does aldosterone have on fluid and electrolyte imbalances? (Points : 2 It directly increases sodium reabsorption. What effect does hyperphosphatemia have on other electrolytes? (Points : 2) It decreases serum calcium. Where is oxytocin synthesized? (Points : 2) Posterior pituitary Which mineral is needed for the synthesis of thyroid hormones? (Points : 2) Iodide The portion of the pituitary that secretes oxytocin is the _____ pituitary. (Points : 2) posterior When insulin binds its receptors on muscle cells, an increase in glucose uptake by the muscle cells is the result. This is an example of a _____ effect by a hormone. (Points : 2) direct Which of the following hormones acts on its target cell via a second messenger? (Points : 2) Angiotensin II Target cells for parathyroid hormone (PTH) are located in the (Points : 2)