Ch 15: Introduction to Disease

About This Chapter

Explore the factors that cause, impact and spread illness in our Introduction to Disease chapter. Review the types of diseases, whether they are or are not communicable, risk factors and how disease may be prevented by watching these lessons.

Introduction to Disease - Chapter Summary

The differences between pandemics, endemics and epidemics, communicable vs. non-communicable illnesses, the importance of early detection and diagnosis are all examined in this chapter on disease. Investigate the types and behavior of various pathogens, the difference between an acute illness and a chronic disease, and much more.

Diseases can also be traced to human behaviors. Take a look at some of the types of actions that can cause or worsen an illness and see how these behaviors may be avoided or replaced with health-promoting lifestyle choices. The following information and more is contained in these lessons:

  • Types of diseases: acute, local, systemic, etc.
  • Communicable and non-communicable disease
  • How communicable diseases spread; risk factors
  • Role of pathogens, control and prevention of infectious diseases
  • Detection and prevention of non-communicable disease
  • Health-promoting behaviors
  • Health and disease-related legislation

As a busy professional person, you naturally want your study time to be as productive as possible. This refresher course has been designed to use your time to best advantage by keeping the lessons under ten minutes. Further, each video has a timeline feature that allows you to skip from point to point quickly without having to replay the entire video, thus saving time and eliminating unnecessary repetition.

8 Lessons in Chapter 15: Introduction to Disease
Test your knowledge with a 30-question chapter practice test
What Are the Types of Diseases?

1. What Are the Types of Diseases?

This lesson will focus on the different types of diseases that a person may develop or contract. We'll discuss the differences between acute, chronic, primary, secondary, local, and systemic diseases.

Communicable & Noncommunicable Diseases: Definition & Examples

2. Communicable & Noncommunicable Diseases: Definition & Examples

A disease is a condition in the body that disrupts normal functions. Why are some diseases contagious while others aren't? This lesson discusses the difference between communicable and noncommunicable diseases.

Risk Factors for Contracting Communicable Diseases

3. Risk Factors for Contracting Communicable Diseases

Communicable diseases are all around us. In this lesson, discover certain risk factors that can make you more likely to catch one of these diseases. By knowing what places you at high risk, you'll be able to stay low risk!

The Spread of Disease: Endemic, Epidemic & Pandemic

4. The Spread of Disease: Endemic, Epidemic & Pandemic

This lesson will talk about what an endemic disease is and how it is different from an epidemic. We'll also discuss how an epidemic differs from something known as a pandemic. Finally, we'll look at some examples of each to help solidify these points.

Pathogens and Disease: Definitions, Types & Causes

5. Pathogens and Disease: Definitions, Types & Causes

There are many different types of pathogens and many problems they cause. This lesson will teach you about four main types of pathogens, examples of each, and what problems they cause.

Noncommunicable Diseases: Early Detection & Prevention

6. Noncommunicable Diseases: Early Detection & Prevention

In this lesson, we'll explain what noncommunicable diseases are. We'll be looking at two main examples, cancer and diabetes. For each disease we'll explain early detection processes and prevention strategies.

Disease Control & Prevention

7. Disease Control & Prevention

This lesson will discuss the many different ways by which people can control disease. Everything from vaccination to sterilization and beyond will be mentioned so that you can better appreciate the large arsenal of tools at our disposal.

Influence of Laws & Policies on Health & Disease Prevention

8. Influence of Laws & Policies on Health & Disease Prevention

Laws and policies play a big role in organization of public health. But what are they exactly, how are they formulated, and what makes them so important?

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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