1
			2																			3
																			4
		5										6
		7
															8
			9											10							11
				12		13
14			15							16
					17
								18
				19
			20										21
	22
							23

Across 2. problem with one of the two left bundle fascicles 5. valve between left atrium and left ventricle 6. valve between right atrium and right ventricle 7. st segment elevation MI 8. filling phase of cardiac cycle 9. represents ventricular depolarization 12. gets unoxygenated blood from coronary veins 14. ventricular repolarization 16. causes "tall and tented" T waves 18. ability to spontaneously generate an impulse 19. pumps blood to lungs 21. pumping phase of cardiac cycle 22. represents atrial depolarization 23. direction of depolarization of the ventricles

Down 1. pumps blood to arteries 3. normal pacemaker of the heart 4. location of SA node 10. ability of muscle cells to shorten 11. type of ventricular tachycardia 13. commonly associated with inferior MI, abbr. 15. lethal ventricular arrhythmia, abbr. 17. fibers that conduct impulses in the ventricles 18. large artery 20. provides blood to left ventricle, abbr.