Nursing Elites

1. At what age is the first dose of the MMR vaccine typically administered to a child?

• A. At birth
• B. 6 months
• C. 12 months
• D. 18 months

Correct answer: C

Rationale: The first dose of the MMR vaccine is typically administered to a child at 12 months of age to provide protection against measles, mumps, and rubella. Administering the vaccine at this age ensures that the child's immune system is developed enough to generate a protective response to the vaccine.

2. Why is iron supplementation given to pregnant women?

• A. To prevent anemia
• B. To promote fetal growth
• C. To prevent premature labor
• D. To prevent postpartum hemorrhage

Correct answer: A

Rationale: Iron supplementation is essential for pregnant women to prevent anemia, which can have adverse effects on both the mother and the developing fetus. Anemia in pregnancy can lead to fatigue, weakness, and even complications such as preterm birth or low birth weight. Therefore, ensuring an adequate supply of iron through supplementation is crucial to support the increased demands during pregnancy and prevent deficiencies that could negatively impact the health of both the mother and the baby.

3. In the investigation of an epidemic, you compare the present frequency of the disease with the usual frequency at this time of the year in this community. This is done during which stage of the investigation?

• A. Establishing the epidemic
• B. Testing the hypothesis
• C. Formulation of the hypothesis
• D. Appraisal of facts

Correct answer: A

Rationale: During the investigation of an epidemic, establishing the epidemic involves comparing the current frequency of the disease with the typical frequency for that time of year in the community. This comparison helps determine whether an epidemic is occurring by assessing if the number of cases exceeds the expected baseline, as well as establishing the link between the cases of the disease.

4. When the occupational health nurse employs ergonomic principles, they are performing which of their roles?

• A. Health care provider
• B. Health educator
• C. Health care coordinator
• D. Environment manager

Correct answer: D

Rationale: When an occupational health nurse applies ergonomic principles, they are acting as an environment manager. Ergonomics involves optimizing the work environment for efficiency and safety by considering factors like workplace design, equipment, and furniture to enhance worker well-being and productivity. By focusing on ergonomics, the nurse aims to create a workspace that minimizes physical strain, reduces the risk of musculoskeletal injuries, and promotes overall health and comfort for the employees.

5. Which of the following is a major risk factor for cardiovascular diseases?

• A. Low cholesterol levels
• B. Physical inactivity
• C. Low blood pressure
• D. Adequate sleep

Correct answer: B

Rationale: Physical inactivity is a major risk factor for cardiovascular diseases as it contributes to a sedentary lifestyle, leading to obesity, high blood pressure, and other cardiovascular issues. Regular physical activity helps maintain a healthy heart and reduces the risk of developing cardiovascular diseases.

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