Begin this section with the Mini Activity: Taking Your Pulse.
Draw students' attention to the key ideas by displaying them on posters and/or overhead transparencies.
Activity 3-1: Blocked Arteries is the pivotal activity in this section. A thorough discussion of the activity will help students realize how important the structure and function of healthy arteries are to a healthy circulatory system.
Review the vocabulary terms listed for this section, as well as the following.
- blood pressure
Review the Apply Your Knowledge and the Review Questions.
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Why does more blood go to muscles of the ventricles during diastole than during systole?
Taking Your Pulse Students take their pulse and compare it with their classmates'.