Module 4 Exam
Question 1
pts
The circulatory system is response for which of the following functions?
Supply cells with oxygen
Transportation of gases
Rid cells of waste
Prevents loss of blood
Correct!
All the above
Question 2
pts
The heart is contained in the _______ cavity.
Correct!
Pericardial
Pleural
Septal
Rectoperineal
,Question 3
pts
Which layer of heart anchors it to the diaphragm?
Endocardium
Mediastinal
Myocardium
Correct!
Pericardium
Question 4
pts
What is the purpose of the fossa ovalis in a fetus?
Your Answer:
The fossa ovalis marks the place of an opening between the atria which is
present in all developing fetuses. It allows fetal blood to move directly from right
to left atrium, bypassing he undeveloped lungs. The fossa ovalis closes during
birth so that the lungs can receive oxygen once the baby is born.
Question 5
pts
Label the figure below (A-E):
A:
B: (In blue)
C:
D:
E:
, Your Answer:
A: Aorta
B: Right Ventricle
C: Mitral/Bicuspid/Left AV Valve
D: Left Atrium
E: Pulmonary Trunk
Question 6
pts
Name the vessel in the figure below: (highlighted in blue, also indicated by the arrow)