Anatomy And Physiology Questions - The Cardiovascular System: The Heart

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