Anatomy And Physiology Questions - The Cardiovascular System: The Heart

57 Questions  I  By Hermine0817
Anatomy And Physiology Questions - The Cardiovascular System: The Heart
Questions about the heart. Related to the 'Maturity 1' case unit. One or two questions from the "Fetal" case unit as well.

  
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1. 
In the diagram, these contain coronary blood vessels and a variable amount of fat.
A.
B.
C.
D.
E.
2. 
Where in the figure does depolarization events occur?
A.
B.
C.
D.
E.
3.  To the which side of the body is the apex of heart pointed?
A.
B.
C.
D.
E.
4.  The second heart sound represents which of the below events?
A.
B.
C.
D.
E.
5. 
Which of above represents an atrial septal defect?
A.
B.
C.
D.
E.
6.  What types of tissue comprises the vavles of the heart?
A.
B.
C.
D.
E.
7. 
In the diagram, this supplies the walls of the ventricles with oxygenated blood.
A.
B.
C.
D.
E.
8. 
Which of above represents the formation of the primitive heart tube?
A.
B.
C.
D.
E.
9.  This is used to reduce the friction between membranes of the heart.
A.
B.
C.
D.
E.
10.  Which of the following contains the largest amount of mitochondria?
A.
B.
C.
D.
E.
11.  This term refers to the period of time during a cardiac cycle when contraction occurs and blood pressure rises.
A.
B.
C.
D.
E.
12.  As each ventricle contracts where does blood move?
A.
B.
C.
D.
E.
13. 
In the diagram, where is the trabeculae carnae?
A.
B.
C.
D.
E.
14.  By comparison, cardiac muscle cells have _____________________ contraction plateau time than skeletal muscle cells.
A.
B.
C.
15.  This electrical event represents repolarization of the ventricle.
A.
B.
C.
D.
E.
16. 
In the diagram, where is hte marginal branch?
A.
B.
C.
D.
E.
17. 
Which of the following represents formation of the endocardial tubes?
A.
B.
C.
D.
E.
18. 
In the diagram, where is the posterior interventricular branch?
A.
B.
C.
D.
E.
19.  This vessel distributes oxygenated blood to the myocardium.
A.
B.
C.
D.
E.
20.  As each atrium contracts where does blood move?
A.
B.
C.
D.
E.
21.  Through which structure does blood pass from the right atrium to the right ventricle?
A.
B.
C.
D.
E.
22. 
In the diagram, where is the semilunar valve?
A.
B.
C.
D.
E.
23. 
In the diagram, all of the following carry oxygenated blood.
A.
B.
C.
D.
E.
24. 
In the diagram, where is the atrioventricular valve?
A.
B.
C.
D.
E.
25.  This part of the brain regulates heart rate.
A.
B.
C.
D.
E.
26.  This is used to increase the capacity of the atrium.
A.
B.
C.
D.
E.
27.  These extend into the auricle.
A.
B.
C.
D.
E.
28.  Stimulation of this nerve reduces heart rate.
A.
B.
C.
D.
E.
29. 
Which of above represents coarctation of the aorta?
A.
B.
C.
D.
E.
30. 
In the diagram, where is the left auricle of left atrium?
A.
B.
C.
D.
E.
31.  Which layer consists of cardiac muscle tissue?
A.
B.
C.
D.
E.
32. 
In the diagram, where is the ascending aorta?
A.
B.
C.
D.
E.
33.  This is the correct sequence of structures that allows the normal sequence of excitation to progress through the heart.
A.
B.
C.
D.
E.
34.  This consists of mesothelium and connective tissue.
A.
B.
C.
D.
E.
35.  This is the volume of blood ejected from the left ventricle into the aorta each minute.
A.
B.
C.
D.
E.
36. 
What is happening at #2?
A.
B.
C.
D.
E.
37. 
In the diagram, where is the coronary sulcus?
A.
B.
C.
D.
E.
38.  Cardiac muscle fibres electrically connect to neighbouring fibres by
A.
B.
C.
D.
E.
39.  This heart structure carries deoxygenated blood.
A.
B.
C.
D.
E.
40.  From the left ventricle, where does blood pass?
A.
B.
C.
D.
E.
41.  Which of the following consists of inelastic dense irregular connective tissue?
A.
B.
C.
D.
E.
42. 
In the diagram, where does the blood pass from the right atrium into the right ventricle?
A.
B.
C.
D.
E.
43.  This electrical event triggers contraction of the atria.
A.
B.
C.
D.
E.
44. 
Which layer of the pericardium consists of dense irregular connective tissue?
A.
B.
C.
D.
E.
45.  This part of the heart can initiate a contraction and can set a constant heart rate of about 100 beats per minute.
A.
B.
C.
D.
E.
46.  This is the mass of tissue from the sternum to the vertebral column between the lungs.
A.
B.
C.
D.
E.
47.  This is a network of specialised cardiac muscle fibres that provide a path for each cycle of cardiac excitation to progress through the heart.
A.
B.
C.
D.
E.
48. 
This portion of the heart wall is responsible for the pumping action.
A.
B.
C.
D.
E.
49.  In a fetus, this structure temporarily shunts blood from the pulmonary trunk into the aorta.
A.
B.
C.
D.
E.
50. 
This is comprised of a thin layer of endothelium overlying a thin layer of connective tissue.
A.
B.
C.
D.
E.
51.  This is the layer that protects the heart.
A.
B.
C.
D.
E.
52.  Which of the below factors would increase stroke volume?
A.
B.
C.
D.
E.
53.  In this disorder the aortic valve is narrowed.
A.
B.
C.
D.
E.
54.  Which of these periods represents greatest cardiac output?
A.
B.
C.
D.
E.
55.  Which of the below structures prevents blood from flowing back from the lungs?
A.
B.
C.
D.
E.
56.  Which of the below reduces heart rate?
A.
B.
C.
D.
E.
57.  This marks the boundarybetween the ventricles.
A.
B.
C.
D.
E.
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