Using critical thinking, select the underlying effect of taking propranolol, a beta-blocking drug that directly decreases rate, force of contraction, and conduction velocity of the heart.
A. Increase in oxygen consumption by the body
B. Decrease in drug metabolism by the liver
C. Decrease in oxygen consumption by the body
D. None of these are correct.
Answer: C
You might also like to view...
When planning sessions for a group of battered women, which stage of group development would it be most appropriate for the nurse to lead a discussion regarding legal solutions and alternative living arrangements?
1. Forming 2. Norming 3. Storming 4. Performing
Patients who are being treated for folate deficiency require monitoring of:
1. Complete blood count every 4 weeks 2. Hematocrit and hemoglobin at 1 week and then at 8 weeks 3. Reticulocyte count at 1 week 4. Folate levels every 4 weeks until hemoglobin stabilizes
The nurse is caring for a patient who is receiving a third dose of high-dose cyclophosphamide (Cytoxan). The nurse notes hematuria. The nurse will notify the provider and will perform which action?
a. Ask whether the patient takes allopurinol (Lopurin). b. Assess the patient's skin and fingernails for darkening. c. Question the patient about fluid intake. d. Reassure the patient that this is an expected side effect.
The nurse notes that a patient with cardiac disease has IV heparin infusing and that it is behind by 2 hours. What is the best nursing action?
a. Increase the IV rate and recheck in 1 hour. b. Change the infusion rate to TKO. c. Discontinue the solution using aseptic technique. d. Contact the health care provider for consultation.