The nurse is aware that it is important to break the chain of infection. An example of a nursing intervention that is implemented to reduce a reservoir of infection for a client is:
A. Covering the mouth and nose when sneezing
B. Wearing disposable gloves
C. Isolating client's articles
D. Changing soiled dressings
D
D. To control or eliminate reservoir sites for infection, the nurse eliminates or controls sources of body fluids, drainage, or solutions that might harbor microorganisms. The nurse also carefully discards articles that become contaminated with infectious material such as in changing soiled dressings.
A. Covering the mouth and nose when sneezing is an intervention to control a portal of exit.
B. Wearing disposable gloves helps protect the susceptible host.
C. Isolating client's articles is an intervention to control transmission.
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Which of the following statements best describes the increase in life expectancy among Americans during the twentieth century?
a. Life expectancy increased by 30 years; the majority can be attributed to advances in medical technology. b. Life expectancy increased by 30 years; the majority can be attributed to public health efforts. c. Life expectancy increased by 30 years; the majority can be attributed to improved physician education. d. Life expectancy increased by 30 years; the majority can be attributed to increased access to care.
What type of study occurs when a sample of both users and nonusers of oral contraceptives over a 20-year period are followed to determine if there were any long-term side effects?
A) Controlled B) Retrospective C) Prospective D) Crossover
Identify an action that a school-age child would do to demonstrate concrete-operational development
1. A child follows the directions from the teacher to write his name on the board. 2. A child is playing dodgeball and decides to throw the ball at a person with a ball. 3. A child takes her friend's pencil because she wanted it. 4. A child is able to think through a math problem and check the work for a correct answer.
Dr. Mark is asked to explain the mechanism of adsorbent drugs when they are used in the treatment of simple diarrhea. Which of the following statements should Mark choose?
A. The adsorbents act on the stool to permit water to penetrate the fecal mass. The oily nature of these laxatives eases the passage of the stool through the rectum. B. The adsorbents remain in the intestine, soak up water, and expand. The water, which is retained, softens the stool, and the swelling action distends the rectum and initiates defecation. C. The adsorbents are a mixture of sodium and magnesium salts. These ions attract water, which causes a more liquid stool to be formed. D. The adsorbents work in the intestine to form a complex with irritating substances such as bacteria, digestive enzymes, or toxins and carry them into the feces for elimination.