The nurse gives 800 mg of a drug that has a half-life of 8 hours. How much drug will be left in the body in 24 hours if no additional drug is given?
a. None
b. 50 mg
c. 100 mg
d. 200 mg
ANS: C
Eight hours after the drug is given, there will be 400 mg left. Eight hours after that (16 hours), there will be 200 mg left. At 24 hours, there will be 100 mg left.
You might also like to view...
The nurse is caring for a patient who after removal of a tumor had radiation therapy. The patient, without consulting his primary provider, added nutritional therapy and the use of acupuncture
The treatments chosen by the patient are examples of what type of treatments? a. Alternative modalities b. Complementary modalities c. Integrative healthcare d. Conventional biomedical therapies
The nurse is developing a care plan for a client who has had a stroke and is unable to assist with care at this time. Which problem would the nurse deem a top priority?
A) Risk for development of a pressure ulcer B) Risk for Injury C) Ineffective Breathing Pattern D) Social Isolation
Clients who are psychotic because of underlying psychiatric illness are treated with antipsychotic medications. Typical antipsychotic medications can improve positive symptoms in clients with schizophrenia
Positive symptoms include which of the following? (Select all that apply.) a. Hallucinations b. Disorganized speech and behavior c. Anhedonia d. Delusions e. Agitation
A patient returns to the care area after a cardiac catheterization. Which nursing intervention is appropriate for this patient? Select all that apply.
A. Assess cardiac rhythm and rate. B. Assess patient for complaints of shortness of breath. C. Maintain fluid restriction. D. Maintain bed rest as ordered. E. Assess pulses proximal to the insertion site.