Rationale: EEG (electroencephalogram) is the reading of the electrical activity of the dura matter of the brain. The electrodes transmit electric energy from the cerebral cortex to pens that record the brain waves on a graphic paper.
27. Answer: C
Rationale: EEG is useful in assessing the focus or foci of seizure activity, location of fraction, the extend of head injury and to quantitatively evaluate level of brain function.
28. Answer: D
Rationale: The physical preparation for a client that will undergo EEG is a clean hair. Clients are instructed to shampoo the hair the evening before the procedure to facilitate the attachment of the electrodes
29. Answer: B
Rationale: Clients undergoing EEG are instructed to withhold sedatives, tranquilizers and stimulants for 2 to 3 days before the procedure. (
30. Answer: D
Rationale: When a client is scheduled for EEG, instruct the client to withhold coffee, tea and cola beverages for 8 hours before the procedure.
31 Answer: C Rationale: The nurse systematically checks the following during initial postoperative assessment: level of consciousness, vital signs, effectiveness of respirations, presence or need for supplementary oxygen, condition of the wound and dressing, location of drains and drainage characteristics, location, type and rate of IV fluid, level of pain and need for analgesia and lastly the presence of a urinary catheter and urine volume.
32. Answer: B
Rationale: The size of the blood on the big top dressing is not life-threatening to call the physician immediately. Changing dressings is not a responsibility of a nurse.
33. Answer: D
Rationale: Hemorrhage, Infection and Wound dehiscence are life threatening postoperative complications.
34. Answer: A
Rationale: Norepinephrine (Levophed) is a potent vasoconstrictor that improves cardiac contractility and cardiac output.
35. Answer: A
36. Answer: C
37. Answer: A
38. Answer: B
39. Answer: B
40. Answer: B
41. Answer: D
42. Answer: B
43. Answer: B
44. Answer: B
45. Answer: B
46. Answer: D
47. Answer: D
48. Answer: C
49. Answer: B
50. Answer: A
Rationale: The primary symptom and discomfort of “dry eye” is dryness. Eye drops with saline restore and lubricate the eye and reduce itchiness. Option B is incorrect because although dry eye commonly results in photosensitivity, elders can still read outside if they protect their eyes with lubrication and use amber or yellow lenses. Option C is incorrect because although empathy is a supportive approach, most elders are able to continue reading with the use of lubrication. Option D is incorrect because the condition has already been diagnosed and new glasses will not improve vision
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