Study Guide HBS Lessons 10, 11, 14, 15, & 16

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Study Guide – HBS Lessons 10, 11, 14, 15, & 16 Respiration and Circulation

1. Describe the steps involved inhalation and exhalation.

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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.

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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?

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7. Explain why the heart can be called a double pump.

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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.

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10. Analyze a model of the circulatory system and list its strengths and limitations.

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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.

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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.

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14. Explain what blood pressure is and list at least four factors that can influence it.

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15. Explain how the digestive, respiratory and circulatory systems help one another do their jobs.

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