Chapter 21. 21·4–21·11 The human circulatory system...

Show What You Know

Show What You Know - Self Quiz
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You must read each slide, and complete any questions on the slide, in sequence.

Instructions

Check your understanding of concepts from 21·4–21·11 The human circulatory system consists of a heart, blood vessels, and blood by answering the following questions.

Question 21.1

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Correct. (See section 21·4 Blood flows through the four chambers of the human heart.)
Incorrect. (See section 21·4 Blood flows through the four chambers of the human heart.)

Question 21.2

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Correct. (See section 21·5 Electrical activity in the heart generates the heartbeat.)
Incorrect. (See section 21·5 Electrical activity in the heart generates the heartbeat.)

Question 21.3

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Correct. (See section 21·9 Blood pressure is a key measure of heart health.)
Incorrect. (See section 21·9 Blood pressure is a key measure of heart health.)

Question 21.4

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Correct. (See section 21·10 Cardiovascular disease is a leading cause of death in the United States.)
Incorrect. (See section 21·10 Cardiovascular disease is a leading cause of death in the United States.)

Question 21.5

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Correct. (See section 21·11 The lymphatic system plays a supporting role in circulation.)
Incorrect. (See section 21·11 The lymphatic system plays a supporting role in circulation.)

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