# Ch. 1 Learning: Introduction to the Basics of Pathophysiology

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The public health nurse is examining the number of new cases of syphilis within a year in the United States.
Which data is the nurse studying?

A. Frequency
B. Prevalence
C. Popularity
D. Incidence
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Terms in this set (30)
D. Incidence
- Incidence refers to the number of new cases of a disease within a defined period of time and for a defined population.
- Prevalence is the number of individuals of a defined population who already have a disease or condition.
- Frequency of a disease is classified by incidence and prevalence.
- Popularity is not data that is measured.
B. Epigenomics
- Epigenomics is the study of a complete set of modifications to cellular DNA and how they influence a particular cell.
- Genomics is the study of the function of groups of genes in terms of mediating physiological function.
- Genetics involves studying how genetic variations are passed through familial inheritance.
- Genealogy is the study of tracing the line of descendants.
The public health nurse is explaining the objective of epidemiology to a group of public administrators.
Which statement is accurate?

A. "Epidemiology helps to identify an individual patient's response to illness."
B. "Epidemiology helps to provide the basis for developing public policy."
C. "Epidemiology has a primary goal of developing new modes of preventative and therapeutic treatment."
D. "Epidemiology will identify physiological functioning of groups of genes."
B. "Epidemiology helps to provide the basis for developing public policy."
The objectives of epidemiology include:
- To identify the cause of a disease.
- To identify the risk factors of a disease.
- To determine the extent of a disease in the community.
- To evaluate existing and newly developed preventative and therapeutic measures.
- To provide a basis for developing public policy.
Which statement by the nurse accurately describes chronic illnesses as defined by the Centers for Disease Control and Prevention (CDC)?

A. "Generally speaking, chronic diseases that are communicable are short-lived and not curable."
B. "With appropriate and timely intervention, chronic diseases are usually curable."
C. "Chronic diseases that are caused by modifiable risk factors are usually spontaneously reversed with removal of the risk factor."
D. "Chronic diseases are prolonged noncommunicable diseases that are seldom cured or spontaneously resolved."
D. "Chronic diseases are prolonged noncommunicable diseases that are seldom cured or spontaneously resolved."
According to the CDC, chronic diseases are considered prolonged noncommunicable diseases that are seldom cured or spontaneously resolved. They include diseases such as:
Heart disease.
Cancer.
Diabetes.
Alzheimer disease.
D. Healthy Paleo-Style
The concept of an eating pattern acknowledges that meals, snacks, and beverages all contribute to energy and nutrient intakes. The three eating option patterns that are outlined by the Dietary Guidelines for Americans are:
- Healthy U.S.-Style.
- Healthy Mediterranean-Style.
- Healthy Vegetarian.