Action mechanism of alkylating agents is:
A. Producing carbonium ions altering protein structure
B. Producing carbonium ions altering DNA structure
C. Structural antagonism against purine and pyrimidine
D. Inhibition of DNA-dependent RNA synthesis
Ans: B. Producing carbonium ions altering DNA structure
You might also like to view...
An older patient who is dying is unable to fully close the eyes. What can the nurse do to protect the patient's eyes from irritation?
1. Apply eye guards. 2. Apply artificial tears. 3. Tape the eyes closed. 4. Reduce the room lighting.
The nurse is caring for a patient who is exhibiting signs and symptoms of hypovolemic shock following injuries suffered in a motor vehicle accident
The nurse anticipates that the physician will promptly order the administration of a crystalloid IV solution to restore intravascular volume. In addition to normal saline, which crystalloid fluid is commonly used to treat hypovolemic shock? A) Lactated Ringer's B) Albumin C) Dextran D) 3% NaCl
Good Samaritan laws were enacted to protect the health care professional from legal liability. An example of care rendered that does not fall into this category is:
a. a doctor who delivers a baby during a football game b. a nurse who sets a broken leg while hiking in the mountains c. an EMT who, upon arrival at an accident, intubates an accident victim who stopped breathing and who was forcibly thrown from his own vehicle d. a nurse who stops to help at the scene of a water skiing accident
The "fruit" problem in meta-analysis refers to which of the following?
A) Including studies in the analysis from multiple disciplines B) Including both unpublished and published reports in the analysis C) Including both qualitative and quantitative findings in the analysis D) Including studies that have addressed different research questions