7th Grade Lesson Review Questions

1.) Define the terms disease and communicable disease.
2.) What is a pathogen? Identify 4 types of pathogens, and list their characteristics.
3.) List 2 diseases caused by each of the 4 kinds of pathogens.
4.) What are 6 ways in which pathogens are spread?
5.) Define the term immune system.
6.) What are the body's 5 major barriers against pathogens?
7.) Define the term "contagious period." What diseases have well-defined contagious periods?
8.) Why would it be important to know a disease's contagious period?
9.) Define "hygiene."
10.) List five ways to protect yourself against communicable diseases.
11.) Describe the procedures of thorough handwashing.
12.) Name three ways to avoid spreading pathogens to others.