1. Visually, the right ventricle dominates the anterior view of the heart. True or False.
2. The right ventricle pumps the blood through the peripheral circulation. True or False.
3. Which of the statements below is incorrect:
A. The electrical conduction system of the heart is made up of specialized cells.
B. The conduction system is interwoven into the myocardial tissue.
C. The conduction system is visible under the microscope without special stains.
D. The internodal pathways transmit the impulse between the SA node and the AV node.
Match the following correctly:
4. ____ SA node |
A. 40–45 BPM |
5. ____ Atrial cells |
B. 30–35 BPM |
6. ____ AV node |
C. 60–100 BPM |
7. ____ His bundle |
D. 35–40 BPM |
8. ____ Purkinje cells |
E. 55–60 BPM |
9. ____ Myocardial cells |
F. 45–50 BPM |
10. The AV node is always supplied by:
A. The left anterior descending artery
B. The posterior descending artery
C. The right coronary artery
D. The left circumflex artery
E. The first diagonal artery