The number of new cases developing in a population at risk during a specified period is called what kind of rate?
1. Prevalence
2. Incidence
3. Attack
4. Morbidity
2
Incidence quantifies the rate of development of new cases in a population at risk.
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The nursing instructor teaches the students about selective toxicity when one of the students asks, "What happens when a drug doesn't have selective toxicity?" What is the instructor's best response?
A) Healthy cells are damaged. B) All pathogens are destroyed in the body. C) Reduced enzymes are produced. D) Protein malnutrition
A male patient is 6 feet 2 inches tall with a body weight of 145 lbs. The nurse would calculate this patient's body mass index (BMI) to be in which category?
1. Underweight 2. Normal 3. Overweight 4. Obese
If a researcher is administering a questionnaire to a highly disadvantaged population, it is sometimes advisable to:
A) Pretest the questionnaire with a less disadvantaged sample B) Collect data about the study participants' reactions to the study C) Determine the readability level of the questionnaire D) Use mostly open-ended questions in the questionnaire
A healthcare professional wants to volunteer for a community education project to help prevent spinal cord injury. What activity would the professional most likely volunteer for?
a. Teaching school aged children bicycle safety b. Teaching stretching to high school athletes c. Teaching adults good body mechanics for lifting d. Teaching older adults how to prevent trip-and-fall events