Question

please can I have the rationales for the correct answers

324 Quiz 1 Version A 1. Following insertion of a central line, a client begins to have difficulty breathing. The clien, becomes progressively cyanotic and becomes unresponsive. The care team suspects an am embolus that should prompt the nurse to immediately A. Administer a thrombolytic B Place the client on the left side with the clients head down C. Have the client bear down and perform a Valsalva maneuver. D. Auscultate the clients heart sounds 2. A client has a nursing diagnosis of fluid volume deficit. Which vital signs, if decreased, supports this nursing diagnosis? A. Temperature B. Respiratory rate Heart rate D. Blood pressure 3. A nurse is caring for a client suspected of having a pulmonary embolus. The clients arterial blood gas (ABG) results indicate respiratory alkalosis. Which findings support this diagnosis A PH 7.54 Paco 2 25 B. PH 7.39 Paco2 39 C. PH 7.50 Paco 2 40 D. PH 7.32 Paco 2 48 4. A client asks the nurse why hyperemesis has caused metabolic alkalosis. Which if the flowing statements by the nurse is most correct? A. Vomiting causes too much over the counter (OCT) medication to be ingested, causing metabolic alkalosis. B. Vomiting causes loss of hydrochloric acid from the stomach causing metabolic alkalosis C. Vomiting causes loss of substance that are base in PH level causing metabolic alkalosis D. Vomiting causes hyperventilation which results in acid being exhaled in the form of carbon dioxide. 5. Which should a nurse plan when assessing and monitoring an older adult clients fluid status?(SELECT ALL THAT APPLY) (A) Monitory vital signs 8 Auscultate heart and lung sounds © Assess for presence of edema Assess level of consciousness E Maintain accurate intake and output 266 CHAPTER VANNES

Answer 1

1. The rationale for the correct answer is that in cases of CVP induced embolism the patient is given left sides trendelenburg position because it helps in the escape of air bubble in that position .

2. The rationale for the correct answer is heart rate depicts that volume of blood being pumped by heart at each beat and when there is less blood flow the heart rate decreases

3.The rationale for the correct answer is that in respiratory alkalosis the pCO2 decreases below 35 mmHg .

4.The rationale for the correct answer is that vomiting causes removal of all the stomach acid and hence alkalosis and hypokalemia occurs