Chapter 18 True /False Questions 1. The pulmonary circuit is supplied by both th

Question

Chapter 18 True /False Questions 1. The pulmonary circuit is supplied by both the right and the left sides of the heart. True False 2. The systemic circuit contains oxygen-rich blood only. True False 3. The fibrous skeleton of the heart serves as electrical insulation between the atria and the ventricles. True False 4. Blood in the heart chambers provides most of the myocardium s oxygen and nutrient needs. True False 5. Desmosomes form channels that allow each cardiocyte to electrically stimulate its neighbors. True False

Explanation / Answer

1.False

2.False

3.True

4.False

5.False

6.True

7.False

8.True

9.True

10.True

11.True

12.False

13.False

14.True

15.False

16.E

17.E

18.A

19.C

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