Select the true statement about the difference between antiseptics and disinfectants.
A. Antiseptics always have broad-spectrum activity, whereas disinfectants have narrow-spectrum activity.
B. Antiseptics and disinfectant solutions differ in their antimicrobial potency, spectrum of activity, and duration of action.
C. Antiseptics and disinfectants differ only in the chemical compounds present in their respective solutions.
D. None of these are correct.
Answer: B
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A researcher theorizes that walking three times per week will minimize the likelihood of premature labor in at-risk pregnant women. The researcher initiates a research program to test this theory
This research study is attempting to validate what aspect of theory? a. Development b. Explanation c. Prediction d. Strategies for controlling outcomes
When giving an IM injection to an HIV-positive patient, the nurse recognizes that the HIV infection is spread in which of the following body fluids? (Select all that apply.)
1. Sputum 2. Vaginal fluid 3. Breast milk 4. Blood
Which of the following actions by a client indicates a need for additional instruction on decreasing fat and cholesterol in the diet?
1. I avoid bacon, coconuts, and olives. 2. I make sure to skim fat from meat drippings before using for gravy. 3. I substitute sour cream for low-fat yogurt. 4. I use only vegetable oil sprays when cooking.
A nurse who is discussing serving sizes of foods with a new prenatal patient would state that which of the following is equal to 1 (one) serving from the dairy food group?
A) 1 cup low-fat milk B) ½ cup vanilla yogurt C) ½ cup cottage cheese D) 1 ounce cream cheese