About This Chapter
1. Obesity in America: Statistics, Causes & Facts
Obesity is a major concern for the medical and sociological fields. How much of a problem is it? What is leading an increase in obesity? Is it purely a calorie issue or are there other causes? Find out here.
2. What is a Stoma? - Definition & Function
Did you know that both plants and animals have stomata (more than one stoma)? In this lesson, we'll explore the location, function, and importance of stomata in plants and animals.
3. Gravida & Parity: Definition & Examples
Gravidity and parity are important terms for gathering a woman's health history. In this lesson you will learn about the definition and significance of gravidity and parity, as well as how to calculate each value.
4. Health Care Systems: Types & Concept
In this lesson, we will take a look at the different types of health care systems and how they affect the lives and well-being of communities around the world.
5. Health Insurance: Types & Concept
Did you know that there are an estimated 1 billion health insurance claims filed each year? Learn more about the different types of health insurance that are available in the United States.
6. What Is Health Literacy? - Definition & Assessment
In this lesson you will learn about health literacy and its health implications. You will also learn why health literacy it is important and how to improve it. You will be introduced to the various tools available for measuring health literacy.
7. What Is PCP? - Definition, Effects, Addiction & Treatment
Learn about the medical use of PCP the effects of this drug illustrated with an example. This lesson will also allow you to explore the use of PCP as a street drug and discover how a PCP addiction can be treated.
8. Cigarette Smoking: History, Causes & Effects
This brief lesson give the history of tobacco and the effects that are currently known about its use. It describes forms of tobacco and products used in the United States.
9. Health Maintenance Organization (HMO): Definition & Overview
Health Maintenance Organization (HMO) is a specific type of health insurance plan. Let's follow a hypothetical HMO consumer, Emy, as she learns all about her medical coverage under her HMO plan.
10. Metabolism: Definition & Overview
Metabolism is the sum of all chemical reactions within the body. This concept, however, is much more complex than most of us understand. This lesson describes metabolism and the processes involved.
11. What Are Saturated Fats? - Definition, Types, Function & Examples
Saturated fat in food is fat that is saturated with hydrogen atoms and is typically found in animal products. In this lesson, you will learn what saturated fat is and its effect on the body.
12. What Are Triglycerides? - Definition & Overview
A triglyceride is a molecule that acts as an essential energy source in your body. But even though it's essential, too much of it can be bad for you. In this lesson, learn about this molecule's structure and the role it plays in your body.
13. What Are Vital Signs? - Definition & How to Take Them
In this lesson, you will learn about vital signs. Included will be an example, the definition of vital signs and the processes of taking vital signs. Also, a quiz is provided to assist you with this lesson.
14. What is Relative Age? - Definition & Effect
How do geologists determine the age of different rock layers or fossils without the aid of modern equipment? Learn how geologists use rock layers to determine relative ages.
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