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nr 507 final possible questions a-z

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NR-507 Final Study Guide 1. Acid base imbalance  While checking arterial blood gas results, a nurse finds respiratory acidosis. What does the nurse suspect is occurring in the patient? reduced tidal volumes  A 20-year-old male is in acute pain. An arterial blood gas reveals decreased carbon dioxide (CO2 ) levels. Which of the following does the nurse suspect is the most likely cause? Hyperventilation  The nurse is assessing a client with suspected respiratory acidosis. Which assessment items are priority for the nurse to collect? Rate and depth of respirations, Skin color and temperature, Appearance of the optic nerve o The nurse is administering sodium bicarbonate to the client with respiratory acidosis. The nurse understands that which is the primary goal of treatment for this client? Removing excess acids in blood  The student nurse is assisting in the care for a client with acute respiratory acidosis. The nurse explains to the student nurse that the client's blood pH initially falls in the development of acute respiratory acidosis because of which process? Hypoventilation 2. ACTH  The nurse is preparing a client for testing to determine if the client has Cushing syndrome. What tests are included in the screening process 24-hour urine secretion of cortisol Dexamethasone suppression test Plasma levels of ACTH  A client comes to the clinic with fatigue and muscle weakness. The client also states she has been having diarrhea. The nurse observes the skin of the client has a bronze tone and when asked, the client says she has not had any sun exposure. The mucous membranes of the gums are bluish-black. When reviewing laboratory results from this client, what does the nurse anticipate seeing? Increased levels of ACTH  A client is diagnosed with adrenocorticotropic hormone deficiency (ACTH) and is to begin replacement therapy. Regarding which type of replacement will the nurse educate the client? Cortisol replacement therapy  Following destruction of the pituitary gland, ACTH stimulation stops. Without ACTH to stimulate the adrenal glands, the adrenals' production of cortisol drops. This is an example of which type of endocrine disorder? Secondary  The nurse is preparing a client for a test that will measure negative feedback suppression of ACTH. Which medication will the nurse administer in conjunction for this test? Dexamethasone  ACTH deficiency results in secondary hypocortisolism  ACTH deficiency is most commonly caused by?

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