WGU - D313 - Anatomy and
Physiology 2 Cardiovascular System
test bank 300+
Questions and correct answers
2025/2026 Graded A+.
2 / 23
1. Where is the heart positioned? Choose 2 answers ANSWER it is superior to the di- aphragm
it is medial to the lungs
2. What is the cardiac muscle of the hea...
WGU - D313 - Anatomy and
Physiology 2 Cardiovascular System
test bank 300+
Questions and correct answers
2025/2026 Graded A+.
,1. Where is the heart positioned? Choose 2 answers ANSWER it is superior to the di- aphragm
it is medial to the lungs
2. What is the cardiac muscle of the heart? ANSWER myocardium
3. Which chamber of the heart receives oxygenated blood from the lungs? ANSWER left atrium
4. The mitral (bicuspid) valve is between which chambers of the heart? ANSWER left atrium and left ventricle
5. Which of the following valves is not found in the heart? ANSWER ileocecal valve
6. Semilunar valves have 2 crescent-shaped cusps (T/F) ANSWER False
7. Which valve lies between the left ventricle and left aorta? ANSWER aortic valve
8. The four heart valves prevents the backflow of blood (T/F) ANSWER True
9. Which structure prevents blood from flowing back into the atria on each side? ANSWER tricuspid and
bicuspid valve
10. Which structure is responsible for the sound of the human heartbeat? ANSWER -
valves
11. Which blood vessel carries oxygenated blood from the lungs to the left atrium? ANSWER pulmonary
veins
12. Where are the elastic arteries located? ANSWER near the heart
13. Medium veins do not have internal or elastic laminae and, therefore, are not able to withstand high
pressure (T/F) ANSWER True
14. Which of the following types of veins contain valves? ANSWER medium veins
15. Veins generally have very thick walls in relation to their diameter, with large lumen (T/F) ANSWER False
16. Which statements are true about veins? Choose 2 answers ANSWER they are more numerous than arteries
they lack smooth muscle
17. Using this equation NFP = (BHP + IFOP) - (BCOP + IFHP), what change in the net filtration would one
expect with an increase of blood hydrostatic pressure? ANSWER increase
18. When would an active transport mechanism be necessary? ANSWER when a sub- stance must be moved
against its concentration gradient
19. Which blood vessel has a very small diameter and is involved in the circulation of blood to the
capillaries? ANSWER arteriole
20. Which blood vessel has the structural characteristics of both an arteriole and a capillary? ANSWER
metarteriole
21. Which type of artery has more smooth muscle content and less elastic fibers? ANSWER muscular artery
, 22. Which type of capillaries has small pores present within them? ANSWER fenestrated capillaries
23. How are arteries different than veins? ANSWER arteries carry blood away from the heart
24. From which part of the aorta does the coronary arteries branch off? ANSWER as- cending aorta
25. What is unique about the pulmonary veins? ANSWER they are the only veins that contain oxygenated
blood
26. Which blood vessel brings blood that is filtered through the hepatic portal system back to the heart?
ANSWER inferior vena cava
27. Blood from the digestive organs is transported to the liver by which vessel? ANSWER the portal vein
28. The liver has many functions ANSWER removes bacteria removes
many toxins from the blood
uses blood from digestive system for nutrient metabolism
29. The ductus venosus is a shunt that allows mostly oxygenated blood from the placenta to flow into the fetal
heart by bypassing which organ? ANSWER the liver
30. Which structures carry blood to the heart? ANSWER veins
31. What is the function of superior vena cava? ANSWER it helps in collecting all the deoxygenated blood
32. Which structure carries deoxygenated blood from the heart to the lungs?-
ANSWER pulmonary artery
33. How is the portal vein different from the hepatic vein? ANSWER the portal vein enters the liver
34. What is the ductus venosus? Choose 2 answers ANSWER it is a small vessel it connects the
umbilical vein to the fetal inferior vena cava
35. What are the three branches of the aorta? ANSWER ascending, descending, and aortic arch
36. The right and left common carotid arteries both branch from the brachio- cephalic trunk? (T/F) ANSWER
false
37. Arteries serving the stomach, pancreas, and liver branch from which artery? ANSWER celiac trunk
38. Which vessel supplies blood to the stomach? ANSWER left gastric artery
39. Which vessel does the femoral artery branch from? ANSWER external iliac artery
40. Which arteriogram in the human thorax and abdomen arises from the major part of the abdominal
aorta? ANSWER celiac artery
41. Which blood vessel serves most of the large intestines? ANSWER inferior mesenteric artery
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