Chapter 32

26 Questions  I  By RiseAsOne
Circulation

  
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1.  The posterior inferior vena cava is indicated by the letter _____.
A.
B.
C.
D.
E.
2.  Arteries carry blood _____.
A.
B.
C.
D.
E.
3.  Blood returns to the heart via the _______.
A.
B.
C.
D.
E.
4.  From the pulmonary veins, blood flows to the _______.
A.
B.
C.
D.
E.
5.  From the anterior vena cava, blood flows to the ______.
A.
B.
C.
D.
E.
6.  From the capillaries of the abdominal organs and hind limbs, blood flows to the ________.
A.
B.
C.
D.
E.
7.  Carbon dioxide enters the blood at the _______.
A.
B.
C.
D.
E.
8.  The ________ has(have) the thinnest walls. 
A.
B.
C.
D.
E.
9.  Blood pressure is the highest in the _______.
A.
B.
C.
D.
E.
10.  Most gas exchange with blood vessels occurs across the walls of the structure indicated by the letter ______.
A.
B.
C.
D.
E.
11.  Blood returns to the heart via the _______.
A.
B.
C.
D.
E.
12.  From the pulmonary veins, blood flows to the ________.
A.
B.
C.
D.
E.
13.  From the anterior vena cava, blood flows to the ________.
A.
B.
C.
D.
E.
14.  From the capillaries of the abdominal organs and hind limbs, blood flows to the ________.
A.
B.
C.
D.
E.
15. 
A. 3
A.
B. 4
B.
C. 5
C.
D. 6
D.
E. 7
E.
F. 8
F.
G. 9
G.
H. 10
H.
I. 1
I.
J. 2
J.
16.  What is the advantage of a closed circulatory system over an open one?
A.
B.
C.
D.
E.
17.  The fluid portion of the blood is called ________.
18.  Platelets are large cells that aid in blood clotting. True or False?
A.
B.
19.  All of the following are true of the SA node EXCEPT that it
A.
B.
C.
D.
20.  The most abundant cell type in blood is the 
A.
B.
C.
D.
E.
21.  How many molecules of oxygen can bind with one molecule of human hemoglobin?
A.
B.
C.
D.
E.
22.  Each of the following types of white blood cells is found within the circulatory system EXCEPT:
A.
B.
C.
D.
23.  Erythrocytes are produced in the
A.
B.
C.
D.
24.  White blood cells
A.
B.
C.
D.
25.  All of the following are functions of the lymphatic system EXCEPT:
A.
B.
C.
D.
E.
26.  What two organs are considered to be part of the lymphatic system?
A.
B.
C.
D.
E.
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