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13 Cards in this Set
- Front
- Back
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Movement of blood from the right ventricle to the lungs is called the ...
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Pulmonary Circulation
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The ____ supplies the right atrium and ventricle with blood
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Right Coronary Artery
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The primary chemical mediator of the sympathetic division of the autonomic nervous system is...
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Norepinephrine
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The circumflex artery is a branch of the ....
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Left Coronary Artery
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The tricuspid valve is...
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Located between the right atrium and right ventricle
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The anterior surface of the heart is made up mostly of the...
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The right ventricle
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The period during which a heart chamber is contracting and blood is being ejected is called...
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Systole
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What nerve is primariy responsible for parasympathetic stimulation of the heart
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The vagus nerve
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The inferior surface of the heart is also called the____ surface.
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Diaphragmatic surface
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The _____ are the heart chambers that receive blood.
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Atria
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The ____ are the heart chambers that pump blood
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The ventricles
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The thick, muscular middle layer of the heart wall that contains the atrial and ventricular muscle fibers necessary for contraction is the ....
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Myocardium
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Innermost layer of the heart
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Endocardium
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