The pulmonary circulation carries oxygenated blood from the lungs through the coronary circulation and then into the aorta.
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Q70: If stroke volume is 80 ml and
Q71: Vasodilation of coronary arteries is induced by
A)adenosine
B)nitroglycerin
C)nitric
Q72: Parasympathetic innervation to the heart
A)involves the vagus
Q73: According to the Frank-Starling law of the
Q74: If the cardiac output is 4,800 ml/min
Q76: At rapid heart rates
A)systole and diastole shorten
Q77: Select the incorrect statement about rheumatic fever.
A)It
Q78: The term systole means
A)closure
B)conduction
C)contraction
D)opening
E)relaxation
Q79: If the EDV were held constant, increased
Q80: During heart failure,
A)the Frank-Starling curve shifts to
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