Ch 9: Types & Impact of Communicable Diseases

About This Chapter

A communicable disease is any disease that can be passed from one person to another. Read on to find out more about dangerous communicable diseases, how they are transmitted, treatment options and other related topics.

Types & Impact of Communicable Disease - Chapter Summary

In this chapter you will review how the human immune system works to protect the body from infection. You will study some of the deadliest forms of communicable diseases out there including sexually transmitted diseases like HIV/AIDS and bacterial infections like tuberculosis. You will read about their symptoms, how they can be treated, the possibility of cures, and more.

You will also study ways to protect yourself from STDs and other forms of communicable disease either by protective behavior, vaccinations, or other means. The lessons include the following material:

  • Function of the human immune system
  • Causes, symptoms and treatment of sexually transmitted diseases
  • Retroviridae viruses including AIDS and HIV
  • Definition, explanation, symptoms and treatment of hepatitis
  • Overview of tuberculosis including latency, diagnosis and treatment
  • Transmission of communicable diseases and risk factors, impact on populations
  • Treatments including antibiotics and vaccines

The short video and text lessons in this study guide normally run for less than ten minutes, so you can move through the material efficiently. Each lesson is presented by a well-qualified expert instructor, and you have the opportunity to ask questions if the need arises. You can use the lesson quizzes and chapter test to check your retention and overall mastery of the material, and the dashboard provides a convenient and well-organized way to stay on track.

8 Lessons in Chapter 9: Types & Impact of Communicable Diseases
Test your knowledge with a 30-question chapter practice test
How the Human Immune System Works

1. How the Human Immune System Works

Your immune system protects you against microorganisms that could make you sick. It is made up of an army of white blood cells that work together to recognize and destroy the bad guys. Learn how your immune system and immunizations work.

Overview of Major Sexually Transmitted Diseases

2. Overview of Major Sexually Transmitted Diseases

In this lesson, we will discuss the major sexually transmitted diseases and their causative agents. We will also look at symptoms, vaccines that may be available, and possible cures. Learn how to keep yourself healthy by preventing and correctly treating an STD.

HIV and AIDS: Mechanisms and Diseases of the Retroviridae Virus Family

3. HIV and AIDS: Mechanisms and Diseases of the Retroviridae Virus Family

Learn about one of the most famous viruses in the world: HIV. We'll also delve into a condition you've almost certainly heard of: AIDS. Finally, we'll discuss the mechanisms of how viruses in this family cause so much damage and if there's anything you can do about it.

What is Hepatitis? - Definition, Types, Symptoms & Treatment

4. What is Hepatitis? - Definition, Types, Symptoms & Treatment

Hepatitis refers to inflammation of the liver. This lesson will review each of the five different types of hepatitis. Also, we will review the symptoms of someone suffering from hepatitis as well as the treatment for this disease.

Tuberculosis: Diagnosis, Treatments & Latency

5. Tuberculosis: Diagnosis, Treatments & Latency

This lesson will discuss the disease known as tuberculosis. We will talk about mycobacterium tuberculosis, latent TB, TB disease, mycolic acid, and the symptoms, signs, and treatments used for this terrible disease.

Risk Factors for Contracting Communicable Diseases

6. 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!

Impact of Communicable Diseases on Human Populations

7. Impact of Communicable Diseases on Human Populations

In this lesson, we'll explore historical and modern-day communicable diseases. We'll look at examples like the bubonic plague and HIV. We'll also explain what vaccines are and why they are essential for minimizing the impact of communicable diseases.

Antibiotics and Vaccines

8. Antibiotics and Vaccines

Do you know why children must get regularly vaccinated? Have you ever wondered how an antibiotic works and why they are so widely prescribed? If so, this lesson will help you to understand how changes in medicine have almost eliminated several deadly diseases and added decades to the average person's lifespan.

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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