Ch 31: Health Science Basics

About This Chapter

Review basic information about health science, such as that pertaining to nutrition and epidemics, by accessing these short video and text lessons. Use this chapter to supplement health class studies or to prepare for student assessment, professional certification and even military entrance exams.

Health Science Basics - Chapter Summary

This short chapter is designed to provide an overview of major health science topics. It presents definitions, examples and illustrations that cover common health issues and prevention strategies, epidemics, nutrients and nutritional assessment. After you have finished your review of this chapter, you should have strengthened or developed the following abilities:

  • Define and provide examples of an epidemic
  • Describe causes, impacts and prevention of various health issues faced by young people
  • List the six most important nutrients and define nutrition
  • Detail the nutrients that provide energy
  • Explain how one can determine their nutritional needs

Access these lessons at any time, on any device, and take advantage of expert instruction, printable lesson transcripts and self-paced study. Contact instructors with any lesson-specific questions and track your progress through this chapter using your Dashboard. Determine your need for further review or whether you fully understand this material by taking self-assessment quizzes found in each lesson.

5 Lessons in Chapter 31: Health Science Basics
Test your knowledge with a 30-question chapter practice test
What is an Epidemic? - Definition & Examples

1. What is an Epidemic? - Definition & Examples

If we look back through history, we can point to many epidemics. In this lesson, you'll learn what an epidemic is and see some recent as well as older examples of epidemics. Then, you can test your understanding with a short quiz.

Common Health Issues: Causes, Effects & Prevention Strategies

2. Common Health Issues: Causes, Effects & Prevention Strategies

In this lesson, we'll go over some common contemporary health issues that many young people face today. We'll cover sexually transmitted diseases, drug and alcohol use, unintended pregnancies, and mental health issues like anxiety and depression.

What is Nutrition?

3. What is Nutrition?

Nutrition is the process of taking in nutrients from the foods you eat. Learn about the six nutrients needed for energy, maintenance of tissues and regulation of bodily processes: carbohydrates, fats, proteins, water, vitamins and minerals.

Energy-Yielding Nutrients: Carbohydrates, Fat & Protein

4. Energy-Yielding Nutrients: Carbohydrates, Fat & Protein

Carbohydrates, fats and proteins are referred to as the three energy-yielding nutrients because they provide your body with energy that is measured in calories. You'll also learn about another substance that can provide your body with calories, even though it is not a nutrient.

Determining Your Nutritional Needs

5. Determining Your Nutritional Needs

This lesson will teach you about important terms involved in determining your nutritional needs, as well as about a tool that can help you use the latest nutritional science to figure these things out.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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