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6. The epicardium is made mostly of __________
- Fat
- Cardiac muscle
- Endothelial cells
7. The heart is enclosed in a double walled sac called the
- Sacuole
- Pericardium
- Apex
- Myocardus
8. There are three large _________ the great cardiac vein, the middle vein and the small vein
- Coronary veins
- Coronary arteries
9. Stenosis is
- Narrowing of the valve
- Swelling of the valve
10. Cardiac tamponade is associated with
- Angina pectoris
- Pericarditis
- Myocardial infarction
11. Between the parietal layer and the visceral layer of the serous pericardium is the ___________
- Pericardial cavity
- Thoracic cavity
- Abdominal cavity
- Vertebral cavity
12. Myocardial infarction is caused by
- Deficient blood flow
- Death of myocardial cells
- Inflammation of the pericardium
13. There are 2 chambers of the heart
14. The blood leaves the lungs and enters the left atrium via ________
- Four pulmonary veins
- Three pulmonary veins
- Three aorta
15. The heart is approximatley __________ grams
- 250 - 350
- 350- 400
- 100 - 200
16. The two semilunar valves are _______ and ________
- Aortic and pulmonary
- Mitral and tricupsid
17. Auricles are found in the _____
18. Blood moves from the left atrium to the ________
- Left ventricle
- Right ventricle
- Lungs
19. If valves are incompetent, then this can lead to weakening of the heart muscle, incompetent valves can be replaced with a tissue transplant or
- Chordinae tendineae
- Mechanical valves
- Calcification
20. The blood leaves the right ventricle via the ________
- Aorta
- Pulmonary trunk and pulmonary arteries
- Pulmonary veins