Antioxidants are viewed as helpful in the prevention and treatment of cancer because they have which effects?
a. They stimulate platelet production.
b. They minimize the toxic effects of other antineoplastics.
c. They eliminate free radicals.
d. They alleviate nausea.
ANS: C
Antioxidants are viewed as helpful because of their ability to eliminate free radicals. These are substances that remain after normal metabolism of a chemical; the residue may damage the cell.
You might also like to view...
_____ refers to a process whereby nurses recognize that they have legitimate power and authority to make decisions regarding their practice
Fill in the blank(s) with correct word
The patient is exhibiting Kussmaul's breathing. The nurse knows this is most likely a compensatory effort for which acid-base disturbance?
a. respiratory acidosis c. metabolic acidosis b. respiratory alkalosis d. metabolic alkalosis
The nurse is concerned that an older client is experiencing an adverse effect from a prescribed medication. What did the nurse assess to make this clinical decision?
1. Altered memory 2. Altered organ responsiveness 3. Decreased manual dexterity 4. Decreased visual acuity
The nurse has completed the education for a client being treated for benign prostatic hypertrophy (BPH). Which statements by the client indicate an understanding of the disease? Select all that apply.
A. "These medications are not a cure." B. "Taking an antihistamine might make my problem worse." C. "Avoiding caffeine intake may reduce my symptoms." D. "Surgery is the best treatment for this condition." E. "I should avoid drinking fluids in the late evening."