NCLEX RN Practice Test Free
Question 1 of 5.
A dexamethasone-suppression test has been ordered for a client with severe depression. The purpose of the dexamethasone suppression test is to:
A. Determine which social intervention will be best for the client
B. Help diagnose the seriousness of the client's clinical symptoms
C. Determine whether the client will benefit from electroconvulsive therapy
D. Reverse the depressive symptoms the client is experiencing
Explanation: The dexamethasone suppression test assesses cortisol suppression to evaluate hypothalamic-pituitary-adrenal axis dysfunction, aiding in diagnosing severe depression.
Question 2 of 5.
The home health care nurse is caring for a 30-year-old woman with type I diabetes mellitus. The client has been maintained on a regimen of NPH and regular insulin and a 1,800-calorie diabetic diet with normal blood sugar levels. Morning self-monitoring blood sugar (SMBG) readings the past two days were 205 mg/dL and 233 mg/dL. The nurse expects the physician to
A. reduce the client’s diet to 1,500 calorie ADA.
B. order 3 additional units of NPH insulin at 10 PM.
C. order an additional 10 units of regular insulin at 8 PM.
D. eliminate the client’s bedtime snack.
Explanation: dawn phenomena, treatment is to adjust evening diet, bedtime snack, insulin dose, and exercise to prevent early morning hyperglycemia
Question 3 of 5.
The nurse should explain to a client that tolbutamide (Orinase) is effective for diabetics who
A. can no longer produce any insulin.
B. produce minimal amounts of insulin.
C. are unable to administer their injections.
D. have a sustained decreased blood glucose.
Explanation: oral hypoglycemic agents are administered to type II (non-insulindependent) clients who are able to produce minimal amounts of insulin
Question 4 of 5.
Which of the following observations best indicates to the nurse that a paraplegic client can adequately carry out activities of daily living at home after discharge?
A. The client can shave himself and brush his teeth.
B. The client can transfer himself into and out of his wheelchair.
C. The client can maneuver his wheelchair without difficulty.
D. The client can prepare his own well-balanced meals.
Explanation: essential if client is to perform ADLs
Question 5 of 5.
A client in the ICU is given procainamide HCl (Pronestyl) slowly IV push. The nurse should withhold the next dose of this medication and notify the physician if which of the following is observed on the cardiac monitor?
A. One premature ventricular contraction (PVC).
B. Sinus rhythm with occasional bigeminy.
C. Persistent tachycardia of 112 beats per minute.
D. Prolongation of the QT interval.
Explanation: prolongation of the QT interval is a side effect that can lead to torsades de pointes, a life-threatening arrhythmia