All of the following statements about fluorouracil are true EXCEPT that it
A. is a pyrimidine antagonist
B. is converted to metabolites which inhibit RNA function
C. is a purine antagonist
D. is converted to metabolites which inhibit DNA synthesis
E. there are no exceptions
Answer: C. is a purine antagonist
You might also like to view...
A patient is on strict bedrest for 5 days. During this time, she has not had a bowel movement, although she normally passes stool daily. She describes feeling bloated and uncomfortable
A nursing diagnosis that would best address a patient who is on bed rest is Constipation related to: a. Change in previous pattern b. Immobility c. Dietary intake d. Change in environment
A homeless man was screened for tuberculosis (TB) during a health consultation at a shelter, and the results indicate latent TB
The community health nurse who is liaising with the providers of the shelter would anticipate what component of this man's plan of care? A) The man will undergo conservative treatment for TB using adjuvant medications. B) The man will be treated for TB using first-line antitubercular drugs. C) The man will be monitored closely to determine if treatment is necessary. D) The man will be screened again in 10 to 12 weeks to determine whether he has developed active TB.
The nurse working in the Emergency Department is preparing to initiate an IV on a client who lost several liters of blood in a trauma
The nurse anticipates that the client will be receiving many liters of fluid and blood over the next 24 hours and will require IV access for at least a week. The client is a previously healthy 20-year-old male. What size and type of infusion device will the nurse use for this IV? 1. 16-gauge scalp needle (butterfly) 2. 22-gauge scalp needle (butterfly) 3. 14-gauge over-the-needle catheter 4. 18-gauge over-the-needle catheter
The patient is in the hospital undergoing major abdominal surgery. When the patient returns from the recovery room, the nurse expects that he most likely will be receiving pain medication:
a. by mouth. b. intramuscularly. c. via the epidural route. d. intravenously.