Exam 3: Nutritional Epidemiology and Research Methods

Which of the following is an example of host factor in the epidemiological triangle model?

An assumption written in a clear, concise manner about what the investigator thinks will happen in the research project is called:

Which of the following research methods uses semistructured or interactive interviews to collect data?

In testing the hypothesis, research observations have shown a direct relationship between higher sodium intake and higher blood pressure across population groups.

What is the term of the following definitions: -The act of managing interdependencies between activities.

The total number of persons in the defined population who are affected by a certain disease or condition at a specified time is called:

Which of the following is the act of managing interdependencies between activities. It is the ability to manage services without gaps or overlaps?

A dietitian working in the community setting may consider age, race, gender, ethnicity, income, and education level as important demographics that may affect health and nutrition outcomes.

Demography is an analytical tool used to measure a population by recording different characteristics such as:

Which of the following is expressed as a mathematical relationship in which the numerator is the number of persons experiencing the condition and the denominator is the population at risk.

A descriptive epidemiological method that is sometimes useful for health policy that can be used to know the number of people with a particular characteristic or number of events that occurred in a given region or community is called:

What is the term of the following definitions: -Involves intentional alteration or intervention in the course of a disease.

Exposure is the characteristics or agents (e.g., food, medications, time in the sun) that a person comes in contact with that may be related to disease risk.

In which of the following research methods, are random sample surveys and structured interviews used to collect data (mostly quantifiable data) and analyzed using statistical techniques?

The nutritionist using an epidemiological triangle in a situation of obesity knows that it is a traditional model that explores health and disease using three components: host, agent, and environment. A change in any of the components will result in:

Demography is an analytical tool used to measure a population by recording characteristics such as:

Which of the following figures plays a role in community diet intervention?

In which of the following types of studies is the aim is to identify the cause of a disease among a group of people, or the cause-effect relationships of the health condition?

In conducting a research study, the confounding variable may strengthen or weaken the relationship between the health problem being studied and the potential cause.

Due to the near impossibility of knowing the exact number of people living in the community being studied, nutritionists may estimate the total population based on: