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Human Cardiology Test

Enter the letter for the matching Answer
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1.
when listening to blood pressure, what does the first sound of korotkoff signify
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2.
what artery feeds the genitalia and perineum
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3.
what causes blood flow in capillaries to constantly change routes
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4.
what is end diastoliv volume (edv)
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5.
the ________________ have thin walls and valves to help blood get back to heart
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6.
where is average blood pressure highest and where is it second highest
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7.
where is total cross-sectional area createst
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8.
what happens to water when there is net osmotic pressure
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9.
approx. how many impulses does the AV bundle produce per minute
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10.
what two phases of cardiac muscle contraction is considered to be the absolute refractory period
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11.
what major artery carries blood from the left ventricle to systemic circullation
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12.
name the three main arteries that branch off the aortic arch (in order of appearance)
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13.
the _________________________________ vein receives blood from the small intestine and colon into the hepatic portal vein
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14.
what materials will diffuse through endothelial cells or pores
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15.
what does the t wave signify
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16.
what is the embryonic structure that eventually becomes the ligamentum arteriosum
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17.
what are some examples of local vasodilators
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18.
trace the path that blood flows through to the anterior tibial artery
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19.
the (internal/external) jugular vein drains veins from the brain
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20.
when a certain cell (or group of cells) become more active, what happens to the blood flow to that area
A.
veins
B.
vasomotion, the contraction relaxation cycle of precapillary sphincters
C.
as a cell (or group of cells) become more active, blood flow to the area must increase
D.
rapid depolarization and plateau
E.
the INTERNAL jugular vein drains blood from the brain
F.
brachiocephalic artery/trunk, left common carotid, and left subclavian
G.
Low O2, high CO2, high H+ concentration, lactate, Nitric Oxide (NO), histamines (chemicals released by inflammation), elevated local temperature
H.
20 impulses per minute
I.
internal iliac artery
J.
ventricular repolarization
K.
blood pressure is highest at elastic arteries and second highest at the muscular arteries
L.
superior mesenteric vein receives blood from the small intestine and colon and drains into the hepatic portal vein
M.
capillaries have the highest total cross sectional area
N.
the volume of blood in the ventricles at the end of each ventricular diastole
O.
aortic arch, descending aorta, common iliac artery, external iliac artery, femoral artery, popliteal artery, anterior tibial artery
P.
aorta
Q.
ductus arteriousus
R.
net osmotic pressure forces water INTO a solution
S.
first sound of korotkoff is Systolic blood pressure
T.
water, iron and small molecules
Type the Answer that corresponds to the displayed Question.
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21.
the right and left _______________________ veins unite to form the superior vena cava
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22.
what is the principle which discusses the relationship between EDV and SV. As EDV increases, SV also increases
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23.
what structure inside the heart separates the atria and the ventricles; and only allows blood flow in one direction
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24.
ventricular filling occurs during (systole/diastole)
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25.
the Sinoatrial (SA) Node, Atrioventricular (AV) Node, Bundle Branches, and Purkinje Fibers are all part of the (conducting system/contractile cells)
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26.
what is the primary pacemaker of the heart
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27.
what does blood pressure measure
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28.
what chamber of the heart pumps blood to the systemic circuit of the circulatory system
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29.
what types of blood vessels are microscopic thin and are the location for nutrient/waste/gas exchange between blood and tissues
Type the Question that corresponds to the displayed Answer.
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30.
the tension of the ventricle that forces the semilunar valves to open and eject blood

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