CVP exam 1 questions
Study online at https://quizlet.com/_cljsi9
1. Cardiac muscle is... Branched
2. Which is NOT TRUE about the consequences of inade- Carbon dioxide accumula-
quate blood supply to tissues? tion is not dangerous
carbon dioxide accumulation is not dangerous
lack of blood supply can lead to uremia
some tissues can tolerate a drop in blood flow better
than others
may experience dizziness, fatigue, and confusion
3. Which is NOT directly a function of the cardiovascular Maintain fluid balance
system?
deliver hormones to target cells
regulate body heat
transport respiratory gases
maintain fluid balance
4. What is on the ventricular side of the fibrous septum? Purkinje fibers
5. Blood conditioner organs have a blood flow in excess True
of their own metabolic needs.
True
False
6.
, CVP exam 1 questions
Study online at https://quizlet.com/_cljsi9
Pacemaker potentials occur due for which two rea- "Funny" channels
sons? less negative resting
membrane potentials
7. Where does the blood from the superior and inferior Right atrium
vena cava flow next?
8. The _____ branches into the left and right bundle Bundle of his
branches.
9. The pericardial sac is comprised of the parietal peri- Fibrous percardium
cardium and ...
10. Dysfunction at one point in a serial circuit significantly True
effects all points in that circuit.
True
False
11. semilunar valves... close to prevent blood
from the aorta and
pulmonary arteries from
flowing into the ventricles
12. what term refers to the fact that the "conduction sys- automaticity
tem cells generate their own action potential without
external stimuli"
13. the plateau phase of the cardiac myocyte action po- voltage gated Ca channels
tential is due to the opening of...
14. what is uremia? excess nitrogenous waste
in the blood
, CVP exam 1 questions
Study online at https://quizlet.com/_cljsi9
15. what best approximates the average distance be- 80-100 micrometers
tween a cell and the nearest capillary?
16. the depolarization phase or the cardiac myocyte ac- voltage gated Na channels
tion potential is due to the opening of...
17. any factor that slows blood flow is a source of... resistance
18. the rapid repolarization phase of cardiac action poten- 3
tials is referred to as phase __________
19. what is the purpose of the left heart? pump blood into the sys-
temic circuit
20. cardiac muscle contraction requires calcium to bind to troponin
__________
21. what would increase cardiac output? increased heart rate
22. T or F: normally the rate of blood flow through the true
pulmonary artery is the same as the aorta
23. the epicardium is also known as the __________ visceral pericardium
24. T or F: the pulmonary and systemic circuits are parallel false; in series
to each other
25. Which part of the conduction system has the second AV node
fastest firing rate?
26. What part of the conduction system is located within Left bundle branch
the interventricular septum?
27. What percentage of blood enters the ventricles 80%
before the atria contract?
Study online at https://quizlet.com/_cljsi9
1. Cardiac muscle is... Branched
2. Which is NOT TRUE about the consequences of inade- Carbon dioxide accumula-
quate blood supply to tissues? tion is not dangerous
carbon dioxide accumulation is not dangerous
lack of blood supply can lead to uremia
some tissues can tolerate a drop in blood flow better
than others
may experience dizziness, fatigue, and confusion
3. Which is NOT directly a function of the cardiovascular Maintain fluid balance
system?
deliver hormones to target cells
regulate body heat
transport respiratory gases
maintain fluid balance
4. What is on the ventricular side of the fibrous septum? Purkinje fibers
5. Blood conditioner organs have a blood flow in excess True
of their own metabolic needs.
True
False
6.
, CVP exam 1 questions
Study online at https://quizlet.com/_cljsi9
Pacemaker potentials occur due for which two rea- "Funny" channels
sons? less negative resting
membrane potentials
7. Where does the blood from the superior and inferior Right atrium
vena cava flow next?
8. The _____ branches into the left and right bundle Bundle of his
branches.
9. The pericardial sac is comprised of the parietal peri- Fibrous percardium
cardium and ...
10. Dysfunction at one point in a serial circuit significantly True
effects all points in that circuit.
True
False
11. semilunar valves... close to prevent blood
from the aorta and
pulmonary arteries from
flowing into the ventricles
12. what term refers to the fact that the "conduction sys- automaticity
tem cells generate their own action potential without
external stimuli"
13. the plateau phase of the cardiac myocyte action po- voltage gated Ca channels
tential is due to the opening of...
14. what is uremia? excess nitrogenous waste
in the blood
, CVP exam 1 questions
Study online at https://quizlet.com/_cljsi9
15. what best approximates the average distance be- 80-100 micrometers
tween a cell and the nearest capillary?
16. the depolarization phase or the cardiac myocyte ac- voltage gated Na channels
tion potential is due to the opening of...
17. any factor that slows blood flow is a source of... resistance
18. the rapid repolarization phase of cardiac action poten- 3
tials is referred to as phase __________
19. what is the purpose of the left heart? pump blood into the sys-
temic circuit
20. cardiac muscle contraction requires calcium to bind to troponin
__________
21. what would increase cardiac output? increased heart rate
22. T or F: normally the rate of blood flow through the true
pulmonary artery is the same as the aorta
23. the epicardium is also known as the __________ visceral pericardium
24. T or F: the pulmonary and systemic circuits are parallel false; in series
to each other
25. Which part of the conduction system has the second AV node
fastest firing rate?
26. What part of the conduction system is located within Left bundle branch
the interventricular septum?
27. What percentage of blood enters the ventricles 80%
before the atria contract?
