Explanation/Reference:
Explanation:
(A) This answer is correct. If the cause is removed, the delirious client will recover completely. (B) This answer is incorrect. The demented client is incapable of returning to previous level of functioning. The delirious client is capable of returning to previous functioning. (C) This answer is incorrect. The demented client, not the delirious client, has progressive intellectual and behavioral deterioration. (D) This answer is incorrect. Delirium develops rapidly, whereas dementia is insidious.

(A) This option provides adequate spacing of the medication and will limit the client's need to get up to go to the bathroom during the night hours, when he is especially at high risk for falls. (B) This option would result in the need to get up during the night to urinate and would thus increase the risk of falls. This option also does not take into consideration the client's usual daily routine. (C) Taking this medication with at least one glass of water would not have an impact on the risk of falls. (D) This option would result in the need to get up during the night to urinate and would thus increase the risk of falls.

Section: Questions Set D
Explanation:
(A) Early shock does not exhibit the symptom of marked elevation in blood pressure. A narrowing of the pulse pressure is indicative of early shock. (B) Anuria is a clinical finding in late shock. (C) All of these clinical findings are congruent with early shock. (D) Absence of urinary output is a clinical finding in the late phase of shock.

Explanation/Reference:
Explanation:
(A) The first signs of digoxin toxicity include abdominal pain, anorexia, nausea, vomiting, and visual disturbances. The physician should be notified if any of these symptoms are experienced. (B) The positive inotropic effects of digoxin increase cardiac output and result in an enhanced activity tolerance. "Feeling better" indicates the drug is working and medication therapy must be continued. (C) Clients should be taught to take their pulse prior to taking the digoxin. If their pulse rate becomes irregular, slows significantly, or is >100 bpm the physician should be notified. (D) Antacids decrease the effectiveness of digoxin.

Explanation/Reference:
Explanation:
(A) There is no NPO restriction prior to a liver biopsy. (B) The client would need to hold his breath for 5-10 seconds. (C) There is no pretest laxative given. (D) Following the test, the client is watched for hemorrhage and shock.