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Chapter 16: Heart

50 Questions  I  By Nenegto04
CHAPTER 16: HEART
ANATOMY 2 CHAPTER 16

  
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1.  All of the following are electrical terms except
A.
B.
C.
D.
2.  Which group is incorrect?
A.
B.
C.
D.
3.  Which layer of the heart has actin, myosin, and intercalated discs?
A.
B.
C.
D.
4.  The pulmonic and aortic valves
A.
B.
C.
D.
5.  Which group is incorrect?
A.
B.
C.
D.
6.  Which of the following semilunar valves "sees" oxygenated blood?
A.
B.
C.
D.
7.  This sling-like structure supports the heart
A.
B.
C.
D.
8.  The right ventricle pumps to the
A.
B.
C.
D.
9.  What is the case of the heart sounds "lubb-dupp"?
A.
B.
C.
D.
10.  The aorta receives blood from the
A.
B.
C.
D.
11.  Which of the following is an electrical event?
A.
B.
C.
D.
12.  Which of the following is least related to the mitral valve?
A.
B.
C.
D.
13.  The pacemaker of the heart is located in the upper wall of the
A.
B.
C.
D.
14.  Which of the following is a result of ventricular contraction?
A.
B.
C.
D.
15.  Which of the following "sees" oxygenated blood?
A.
B.
C.
D.
16.  Complete the sequence: blood flows from the right atrium to the right ventricle to the pulmonary artery to the
A.
B.
C.
D.
17.  Which of the following structures "sees" unoxygenated blood?
A.
B.
C.
D.
18.  With which of the following is "lubb-dupp" associated?
A.
B.
C.
D.
19.  What event causes the pulmonic valve to open?
A.
B.
C.
D.
20.  This layer of the heart allows it to act as a pump.
A.
B.
C.
D.
21.  Referring the the ECG, the QRS complex represents
A.
B.
C.
D.
22.  An accumulation of excess fluid in the pericardial space
A.
B.
C.
D.
23.  This is the hardest working cardiac chamber and therefore has the thickest myocardium.
A.
B.
C.
D.
24.  What is the name of the valve that prevents backflow of blood into the right atrium when the right ventricle contracts?
A.
B.
C.
D.
25.  Which of the following is true of the structures of the electrical conduction system?
A.
B.
C.
D.
26.  The mitral and the bicuspid valves
A.
B.
C.
D.
27.  This structure connects the cusps of the AV valves to the ventricles
A.
B.
C.
D.
28.  Vessel(s) that carry(ies) blood from the pulmonary capillaries to the left atrium
A.
B.
C.
D.
29.  Complete the sequence: blood flows from the pulmonary capillaries to the pulmonary veins to the left atrium to the left ventricle to the
A.
B.
C.
D.
30.  These conducting fibers rapidly spread the electrical signal throughout the ventricles
A.
B.
C.
D.
31.  Which of the following is least true of the aortic valve?
A.
B.
C.
D.
32.  Where does the cardiac action potential (cardiac impulse) normally originate?
A.
B.
C.
D.
33.  A hole in the interventricular septum causes
A.
B.
C.
D.
34.  Which of the following is least descriptive of the myocardium?
A.
B.
C.
D.
35.  Chordae tendineae are not associated with this valve
A.
B.
C.
D.
36.  Which of the following is a function of a valve?
A.
B.
C.
D.
37.  Under what condition is blood most likely to flow "backward" (e.g., from the left ventricle back into the left atrium)?
A.
B.
C.
D.
38.  Which structure "sees" oxygenated blood
A.
B.
C.
D.
39.  Which of the following must precede ventricular contraction?
A.
B.
C.
D.
40.  Which cavity first receives unoxygenated blood from the vena cava?
A.
B.
C.
D.
41.  The purpose of this structure is to momentarily delay the spread of the signal from the atrium to the ventricles
A.
B.
C.
D.
42.  What are ventricles "doing" during atrial contraction?
A.
B.
C.
D.
43.  The Purkinje Fibers
A.
B.
C.
D.
44.  Blood flows from the right atrium through this atriovascular valve to the right ventricle
A.
B.
C.
D.
45.  Referring to the ECG, the P wave represents
A.
B.
C.
D.
46.  Which group is incorrect?
A.
B.
C.
D.
47.  Which of the following is not true of the heart?
A.
B.
C.
D.
48.  The atrioventricular node (AV node)
A.
B.
C.
D.
49.  The pericardium is part of the
A.
B.
C.
D.
50.  Which of the following supplies oxygenated blood to the heart muscle?
A.
B.
C.
D.
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