A client asks the nurse what it means when a vitamin is said to be an antioxidant. The nurse explains that an antioxidant:
1. Is synthesized in the skin and acts like a hormone.
2. Reduces elevated lipid levels.
3. Prevents damage to cells from free radicals, metabolic by-products .
4. Is a beneficial form of vitamins that promotes digestion and absorption of nutrients.
3
Rationale: Antioxidants prevent damage to cells from free radicals, the by-products of metabolism or environmental damage to cells. Vitamin D is synthesized in the skin and has hormone-like qualities. Antioxidants have no role in reducing lipid levels, nor do they have a role in digestion or absorption that take place in the small intestine.
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A client in the oncology clinic reports her family is frustrated at her ongoing fatigue 4 months after radiation therapy for breast cancer. What response by the nurse is most appropriate?
a. "Are you getting adequate rest and sleep each day?" b. "It is normal to be fatigued even for years afterward." c. "This is not normal and I'll let the provider know." d. "Try adding more vitamins B and C to your diet."
In addition to syphilis and gonorrhea, prenatal laboratory work usually includes tests for which of these infectious diseases?
a. tuberculosis and pneumonia b. herpes zoster and meningitis c. influenza and bronchitis d. chlamydia and human papillomavirus
Ethic theories that are driven from the viewpoint of the leader's character are called
a. Teleological theories b. Virtue-based theories c. Deontological theories d.Utilitarianism theories
The nurse is providing teaching to a patient with heart failure who has been prescribed nifedipine, a calcium channel blocker. Which statement by the nurse is accurate?
a. "This medication dilates your coronary arteries." b. "This medication will help your kidneys get rid of fluid." c. "This medication reduces volume returning to your heart so it doesn't overstretch." d. "This medication reduces the resistance your heart has to pump against."