Question 1

Older adults have higher body burdens of chemicals that have been absorbed over their lifetimes, and these chemicals collect in the adipose tissue or bone, and can later result in poor health outcomes, such as cancer or organ damage. The PHN recognizes that this substance collection is called:

Accepted Answer

Bioaccumulation is the process by which chemicals accumulate in the body over time.

Question 2

A PHN is helping to manage a chemical spill crisis in a nearby community. In order to find out the community's chemical response plan, the nurse consults which of the following?

Accepted Answer

The Emergency Planning and Community Right to Know Act (EPCRA) is designed to help communities plan for chemical emergencies and provides information about chemical hazards.

Question 3

A nursing instructor is giving a lecture on environmental sustainability. The instructor explains that this is a critical issue to the global environment and an important emerging public health issue. Some of the issues addressed within environmental sustainability include which of the following? Select all that apply.

Accepted Answer

C,D,E

Question 4

A family survived a dangerous weather event, but now they are suffering through another part of environmental risk: stress, pain, and anxiety. The nurse recognizes that these are the:

Accepted Answer

Psychosocial factors refer to the emotional and social elements of a person's environment that can affect their health, such as stress, anxiety, and other mental health issues. In this scenario, the family is experiencing these psychosocial factors as a result of their dangerous weather experience.

Question 5

A nursing instructor is holding a lecture on environmental health and explaining that gene environment interaction:

Accepted Answer

The answer of A nursing instructor is holding a lecture...

Question 6

The PHN understands that the toxicity of chemicals in children is more severe than that in older populations because of which of the following reasons? Select all that apply.

Accepted Answer

The answer of The PHN understands that the toxicity of...

Question 7

A hospital admits a patient who is having breathing problems after mixing household cleaning products. The nurse recognizes that this patient is suffering from exposure to which type of environmental hazard?

Accepted Answer

The answer of A hospital admits a patient who is...

Question 8

A PHN is learning about exposure risk assessments, which are used by policy makers and other regulators to evaluate the health effects from an environmental exposure. In these assessments, the final step in the process involves making a judgment about the risk of the health problems to those who are exposed. The nurse learns that this is referred to as a(n):

Accepted Answer

Risk characterization is the final step in exposure risk assessments, where a judgment is made about the risk of health problems to those exposed.

Question 9

A PHN knows that the ambient air standard, which is the highest level of a pollutant in a specific place over a specific period of time that is not hazardous for humans, is most influenced by:

Accepted Answer

The answer of A PHN knows that the ambient air...

Question 10

To aid a lower income family who is struggling with a pest problem in their home, a PHN recommends a program known as integrated pest management, which offers methods to deter pests. Some of these methods include which of the following? Select all that apply.

Accepted Answer

The answer of To aid a lower income family who...

Question 11

A PHN notices that the Air Quality Index measures 120 for an area. The PHN knows that this means:

Accepted Answer

An Air Quality Index (AQI) of 120 falls in the "Unhealthy for Sensitive Groups" category, meaning it is moderate but may affect sensitive individuals.

Question 12

According to the WHO, it is estimated that a large number of people worldwide do not have access to safe drinking water. In a lecture on water quality, a PHN learns that the main barriers to the provision of clean drinking water include all of the following except:

Accepted Answer

Too many facilities for the sanitary disposal of excrement is not a barrier; rather, it is a solution to improve sanitation and prevent contamination of water sources.

Question 13

The public health nursing student learns that the need for environmental justice extends to disadvantaged populations, who, as a result of low income, age, health status, race, or other social indices of susceptibility, are at greatest risk of exposure to environmental hazards because of which of the following problems? Select all that apply.

Accepted Answer

The answer of The public health nursing student learns that...

Question 14

Particulate matter varies in size, and the size determines the site of the deposition in the respiratory system. The nursing student is taught that this means:

Accepted Answer

Smaller particulates can penetrate deeper into the respiratory system, reaching the alveoli and causing more harm than larger particles, which are often trapped in the upper respiratory tract.

Question 15

The health effects of the 2010 oil spill in the Gulf of Mexico on the workers and residents, the food supply, and the fishing industry demonstrates the relationship between environmental health and personal health. According to the World Health Organization (WHO), the definition of environmental health, the factors external to a person, and related factors that impact behaviors that are addressed in environmental health include all but which of the following?

Accepted Answer

Governmental factors are not typically included in the WHO's definition of environmental health, which focuses on physical, chemical, and biological factors external to a person.

Question 16

A PHN is evaluating a community's access to grocery stores, accessible transportation, outside activities, and the maintenance of its neighborhood buildings. The nurse is evaluating the:

Accepted Answer

The built environment refers to human-made surroundings that provide the setting for human activity, including buildings, roads, parks, and other infrastructure. The nurse is evaluating aspects of the built environment such as grocery stores, transportation, and neighborhood maintenance.

Question 17

The PHN realizes that the mere presence of an agent, even if it is known to have toxic properties, does not necessarily mean there is a risk to health. However, the three routes of entry for chemical exposure include all of the following, except:

Accepted Answer

Intravenous (IV) is not a common route of entry for chemical exposure in environmental or occupational settings. The primary routes are ingestion, inhalation, and dermal absorption.

Question 18

Many outdoor air contaminants originate from various sources. The PHN recognizes that sources such as gas stations, dry cleaners, commercial building heating and cooling systems, and waste disposal facilities are referred to as:

Accepted Answer

Area sources refer to sources of pollution that are spread over a relatively small area and include facilities like gas stations, dry cleaners, and waste disposal facilities.

Question 19

A public health nurse (PHN) uses the epidemiological triangle to understand:

Accepted Answer

The epidemiological triangle consists of three components: agent, host, and environment. It is used to understand how these elements interact to cause disease, focusing on the environment's role in bringing the agent and host together and its impact on health.

Quiz 6: Environmental Health