Pregunta 1
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Fenestrated elastic membranes are typical for the arteries of muscle type
Pregunta 2
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Continous capillaries consist of an endothelial layer, its underlying basal lamina and associated pericytes within the basal lamina
Pregunta 3
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Pericytes are associated cells within the basal lamina of the endothelial cells of capillaries
Pregunta 4
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Adipose tissue is found in the epicardium
Pregunta 5
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In the region of fossa ovalis in septum iteratriale there is no myocardium
Pregunta 6
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The atrioventricular node is situated in its subendocardial location
Pregunta 7
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The valves of the veins are double folding of tunica intima
Pregunta 8
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The right ventricle of the heart at cross section has semilunar shape
Pregunta 9
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The lining of the heart epicardium is mesothelium
Pregunta 10
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The left ventricle of the heart at cross section has semilunar shape
Pregunta 11
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There is adipose tissue in the heart endocardium
Pregunta 12
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The lining of the inner walls of the heart's chambers is termed the visceral pericardium
Pregunta 13
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Subendothelium of blood vessels is:
Respuesta
-
loose connective tissue without blood vessels
-
loose connective tissue with blood vessels
-
loose connective tissue with glands
-
muscle tissue
Pregunta 14
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Tunica media of the aorta is made of:
Pregunta 15
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The heart's natural pacemaker is termed the:
Pregunta 16
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Which tunic of an artery contains endothelium
Respuesta
-
Tunica interna (intima)
-
tunica media
-
tunica externa
Pregunta 17
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The exchange of gases and nutrients between blood and tissue is a major function of:
Respuesta
-
arterioles
-
arteries
-
capillaries
-
veins
Pregunta 18
Pregunta
Which of the following statements best describes arteries?
Respuesta
-
all arteries carry oxygenated blood towards the heart
-
all arteries contain valves to prevent the back flow of blood
-
all arteries carry blood away from the heart
-
only large arteries are lined with endothelium
Pregunta 19
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Immediately following strenuous and vigorous exercise, which of the following is most likely to occur?
Respuesta
-
blood will be rapidly diverted to the digestive organs
-
the skin will be cold and clammy
-
capillaries of the active muscles will be engorged with blood
-
blood flow to the kidneys quickly increases
Pregunta 20
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The lining of the inner walls of the heart's chambers is termed the:
Respuesta
-
visceral pericardium
-
serous pericardium
-
epicardium
-
myocardium
-
endocardium
Pregunta 21
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The outermost layer of the heart's serous pericardium is termed the:
Respuesta
-
visceral pericardium
-
parietal pericardium
-
epicardium
-
myocardium
-
endocardium
Pregunta 22
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The heart's natural pacemaker is situated in:
Respuesta
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right atrium
-
near the atrioventricular node
-
near the bundle of His (atrioventricular bundle)
-
possess left and right bundle branches
-
left chamber
Pregunta 23
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What is most responsible for propelling blood in the arterial system during cardiac diastole?
Respuesta
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skeletal muscle contraction and breathing
-
hydrostatic blood pressure arising from ventricular contraction
-
elastic recoil of conducting (elastic) arteries
-
venous return of blood
Pregunta 24
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The basal membrane of the fenestrated capillaries is [blank_start]continous[blank_end]
Pregunta 25
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The layers of the endocardium are:
A. [blank_start]endothelial[blank_end]
B. [blank_start]subendothelial[blank_end]
C. [blank_start]myocardial[blank_end]
D. [blank_start]subendocardial[blank_end]
Respuesta
-
endothelial
-
subendothelial
-
myocardial
-
subendocardial
Pregunta 26
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The capillaries are:
A. [blank_start]continous[blank_end]
B. [blank_start]fenestrated[blank_end]
C. [blank_start]discontinous[blank_end]
Respuesta
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continous
-
fenestrated
-
discontinous
Pregunta 27
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The valves between the atria and ventricles in the heart are:
A. [blank_start]bicuspid[blank_end]
B. [blank_start]tricuspid[blank_end]
Pregunta 28
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The fibrous skeleton of the heart includes:
A. [blank_start]right fibrous ring[blank_end]
B. [blank_start]left fibrous ring[blank_end]
Respuesta
-
right fibrous ring
-
left fibrous ring
Pregunta 29
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The arteries which supply the heart wall with blood are:
A. [blank_start]Left coronary artery[blank_end]
B. [blank_start]Right coronary artery[blank_end]
Respuesta
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Left coronary artery
-
Right coronary artery
Pregunta 30
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Typical for myocardium is: (pick the true ones)
Respuesta
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3 types of muscle tissue cells - cardiac myocytes, Purkinje cells, Myocardial endocrine cells
-
Myocardium of the ventricles is organised in 2 layers
-
Myocardiym of the ventricles is organised in 3 layers
Pregunta 31
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The elements of the fenestrated capillaries are: (pick the true ones)