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Heart Anatomy
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Heart Anatomy
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24 Questions

1.
the pacemaker of the heart

2.
pumps blood to the lungs

3. contraction of chambers

4.
pumps blood out of the heart through the aorta

5. relaxation/filling of chambers

6.
blood returns to the heart from the trunk and legs

7.
sends deoxygenated blood to the lungs

8. a double layered protective covering of the heart

9. vessels that carry blood towards the heart

10.
deoxygenated blood enters the heart here

11.
bicuspid (left atrioventricular valve)

12.
musclular layer of the heart

13.
right atrioventricular valve

14.
electrical impulse to this tissue is delayed to let atria fully contract

15.
leads to the lungs

16.
the most superior part of the external heart

17.
sends oxygenated blood back to the heart

18.
the most inferior part of the external heart

19.
blood leaves the heart and is pumped to the rest of the body through this

20.
transmits electrical impulses to ventricular tissue

21.
blood returns to the heart from head and arms

22. vessels that carry blood away from the heart

23.
chamber that receives blood from the lungs

24.
keeps blood from flowing back into the left ventricle