Epidemic Measures in Control of Infectious Diseases

Play an AI-generated podcast conversation about this lesson

What is the traditional model for infectious disease causation according to the text?

Environmental exposure model

Epidemiologic triad or triangle (correct)

Genetic predisposition model

Single factor model

What is a critical premise of epidemiology according to the text?

Disease and health events are more likely to occur in some members of the population (correct)

Health events are likely to occur in all members of the population equally

Disease occurs randomly in a population

Risk factors are distributed randomly in the population

In the epidemiologic triad, what does the 'agent' refer to?

Infectious microorganism or pathogen (correct)

Host's immune system

Genetic makeup of the host

Environmental conditions

What is NOT part of the epidemiologic triad model for infectious diseases?

Treatment plan (A) Signup and view all the answers

What is required for disease to occur?

Interaction between agent and susceptible host (B) Signup and view all the answers

What is one important use of epidemiology mentioned in the text?

Identifying factors that place some individuals at greater risk for diseases (D) Signup and view all the answers

What is the term used to refer to the human who can get the disease?

Host (D) Signup and view all the answers

Which factor can influence an individual's exposure, susceptibility, or response to a causative agent?

Age and sex (C) Signup and view all the answers

What does the epidemiologic triad model prove inadequate for?

Cardiovascular disease (C) Signup and view all the answers

Which of the following is NOT included in the host factors that can influence an individual's response to a causative agent?

Repetitive mechanical forces (A) Signup and view all the answers

What has the concept of an agent been broadened to include over time?

Chemical and physical causes of disease (C) Signup and view all the answers

Which factor can influence an individual's response to a causative agent based on personal choices?

Hygiene practices (B) Signup and view all the answers

Which of the following is NOT considered a host factor that can influence infectious diseases?

Geography (A) Signup and view all the answers

What type of factors does the term 'environment' refer to in relation to infectious diseases?

Physical, biologic, and socioeconomic factors (B) Signup and view all the answers

How can overcrowding and poor sanitation contribute to the spread of infectious diseases?

Increasing contact between hosts (C) Signup and view all the answers

What effect can flooding have on mosquito numbers and infectious diseases?

Increase mosquito numbers and infection spread (B) Signup and view all the answers

How can changing climate affect the spread of infectious diseases?

Alter the distribution of disease-transmitting insects (A) Signup and view all the answers

What is the duration of infectiousness in an infected host defined as?

The time during which an infection can be transmitted (B) Signup and view all the answers