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Name _________________________________ Class _______________ Date _____________ Study Guide – HBS Lessons 10, 11, 14, 15, & 16 Respiration and Circulation 1. Describe the steps involved inhalation and exhalation. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 2. Trace a molecule of oxygen from the air we breathe to our bloodstream. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 3. Analyze a model of breathing and list its strengths and limitations. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 4. Explain the difference between total lung capacity, vital capacity, and residual volume. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 5. Describe the difference between arteries, veins, and capillaries. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 6. Explain the function of valves in the circulatory system. Where are they likely to be found? ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 7. Explain why the heart can be called a double pump. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 8. Name the two most important things the blood carries to the body cells and the waste gases that blood carries away from these cells. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 9. Trace the path of blood through the heart to the body and lungs and back again. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 10. Analyze a model of the circulatory system and list its strengths and limitations. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 11. List at least five factors that could affect a person’s heart rate. Tell whether each factor would be more likely to raise or lower heart rate and why. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 12. Explain how the respiratory and circulatory systems adjust to meet the demands of the body under different conditions, such as exercising or carrying a heavy weight. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 13. List the four main components of blood and the major function of each component. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 14. Explain how the respiratory and circulatory systems help one another do their jobs. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 15. Explain what blood pressure is and list at least four factors that can influence it. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________
