Study Questions for Chapter 18

Study Questions for - Chapter 18 The Cardiovascular System The Heart 1 The principle of complementary of structure and function is evident when

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Chapter 18 The Cardiovascular System: The Heart 1. The principle of complementary of structure and function is evident when examining the  coverings of the heart.  In what way is this relationship evident? a. the pericardium surrounds the heart b. the epicardium and visceral layer of the pericardium are synonymous c. the pericardial cavity surrounds the heart d. the visceral and parietal membranes of the pericardium are smooth and slide  past each other providing a low friction environment for heart movement 2. Of the following structures of the heart wall, which consumes the most energy? a. epicardium b. myocardium c. endocardium d. serous pericardium 3. Which of the following structures is an exception to the general principle surrounding  blood vessel oxygen levels? a. pulmonary artery b. aorta c. pulmonary veins d. both a and c 4. What purpose does the coronary circuit serve? a. none: it is a vestigial set of vessels b. it delivers 1/20 of the body’s blood supply necessary to support heart function c. it delivers blood to the anterior lung surface for gas exchange d. it feeds the anterior thoracic wall 5. A heart murmur would be detected when blood is heard flowing from the ________ to the  __________ through the ___________. a. right atrium… right ventricle; tricuspid valve b. right atrium… left atrium; tricuspid valve c. left ventricle… left atrium; bicuspid valve d. left atrium… left ventricle; bicuspid valve 6. The presence of intercalated disks between adjacent cardiac cells causes the heart to  behave as a/an _____________. a.
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This note was uploaded on 07/23/2009 for the course BIOL 1141 taught by Professor Loripaul during the Summer '09 term at UMSL.

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Study Questions for - Chapter 18 The Cardiovascular System The Heart 1 The principle of complementary of structure and function is evident when

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