1. How big is size of a mans fist
the heart
2. how many 60-80 per minute
times does the 100,000 per day
heart beat per
minute? per
day?
right atrium, right ventricle, left atrium, left ventricle
3. Four
chambers of
the heart
4. The heart located in the thoracic cavity between lungs
-muscular pump made of cardiac muscle fibers
5. septum wall that separates the heart into right and left sides
6. pericardium outer double walled sac in the heart that prevents friction allowing it to be
fast
7. what are epicardium, myocardium, endocardium
the three
layers of
the heart
8. endocardium Inner layer of the heart
9. Myocardium muscular, middle layer of the heart
10. epicardium outer layer of the heart
11. atria receives blood into the heart from the body
-contraction pushes blood into ventricles
-left and right atria separated by interatrial septum
1/
26
, UCLA Phlebotomy Exam 4 Questions & Answers.
12. right atrium fills with deoxygenated blood from superior (arms) and inferior (feet) vena
cava
13. left atrium fills with oxygenated blood from the pulmonary vein
2/
26
, UCLA Phlebotomy Exam 4 Questions & Answers.
14. Ventricles receives blood from atria
-contraction pushes blood out of the heart
-left and right ventricles separated by interventricular septum
15. right ventricle pushes deoxygenated blood through pulmonary artery
16. left ventricle pushes oxygenated blood through the aorta
17. which ventricle left because it has to pump blood to the rest of the body
is
bigger/thicker
18. cardiac cyle the complete sequence of events in heart from the beginning of one
beat to the beginning of the following beat
-includes systole and diastole
19. cardiac output the volume of blood ejected from the left ventricle in 1 minute (approx. 5
liters)
20. stroke volume the volume of blood pumped from the left ventricle in one beat
21. where does pump blood to?
the right
atrium pump
blood to?
22. where does
the right
ventricle
receive
blood from?
23. where does
the left atrium
3/
26