About This Chapter
Chronic Diseases - Chapter Summary
This chapter can help you better understand a wide range of chronic diseases that are affecting millions worldwide. Lessons explore causes, signs, risk factors and treatments of these conditions. Upon completion, you will be prepared for the following:
- Identifying and describing types of heart conditions and diseases
- Detailing causes, symptoms and treatments for allergies and asthma
- Discussing risk factors, signs and treatments for type 1 and type 2 diabetes
- Defining and identifying types of neoplasia
- Explaining causes of cancer
- Discussing the impact of chronic diseases on human populations
Review video and text lessons in this chapter at your leisure from home, in the lunchroom, in the park or anywhere from which you can access the Internet. Take advantage of tools like clickable timelines that allow you to easily identify and skip to key topics without watching video lessons in full. Feel confident that you understand the chronic diseases covered in the lessons by taking short quizzes and a chapter exam. If you need additional details, don't hesitate to send your questions to our experts.
1. Types of Heart Conditions and Diseases
Your heart muscle receives a rich blood supply from the coronary arteries. If the coronary arteries become blocked, it can result in coronary heart disease, angina, heart attack or congestive heart failure. Learn how these conditions get started.
2. Allergies and Asthma: Causes, Symptoms & Treatments
This lesson explores the meaning of allergies and asthma and how they may interact with one another at the same time. You'll learn about allergic rhinitis, intrinsic asthma and extrinsic asthma as well as the signs, symptoms, and treatment options of each.
3. Type 1 Diabetes: Risk Factors, Signs & Treatment
Diabetes affects 26 million people (nearly 9% of the population) in the United States. But not all cases of diabetes are the same. The focus of this lesson is type 1 diabetes. We'll learn what it is, why it occurs, and how it affects the body in both the short- and long-term.
4. Type 2 Diabetes: Risk Factors, Signs & Treatment
As many as 57 million people in the United States are on the path to becoming diabetic. Over 90% of them will be type 2 diabetics. But, what is this disease, and why has it become so prevalent? This lesson explores the risk factors, symptoms, and treatment of type 2 diabetes.
5. What is Neoplasia? - Definition, Types & Examples
This lesson will discuss the concept of neoplasia. We'll specifically talk about the differences between benign tumors, carcinoma in situ, and malignant tumors. This lesson will also define metastasis and oncology and show examples of different types of malignant and benign tumors.
6. What Causes Cancer?
This lesson will discuss a model of cancer formation as well as some things that can cause cancer. You'll learn about initiation, promotion, and progression as well as what occurs during each step.
7. Impact of Chronic Diseases on Human Populations
In this lesson, we'll explore this history and present day effects of chronic diseases. We'll review what chronic diseases are and look at two examples, cancer and diabetes.
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