Anatomy & Physiology (7th Edition)
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The mediastinum is a cavity in the middle of the ... more
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The heart contains multiple layers made up of ... more
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The serous fluid inside the pericardial cavity ... more
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A. Aorta, aortic archB. Pulmonary arteryThis ... more
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The papillary muscles arise from the endocardium (... more
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Mitral valve, also known as the bicuspid valve. ; ... more
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The right side of the heart acts as the pulmonary ... more
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Because the left ventricle must pump blood out to ... more
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Right marginal artery, posterior interventricular ... more
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In cardiac muscle, calcium channels are slow to ... more
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Cardiac muscle tissue does not require each ... more
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The generation of action potential in a skeletal ... more
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Semilunar valves ; In the "lup-dup" heart sound, ... more
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If this valve were insufficient, you would most ... more
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After running, a person's heart rate and stroke ... more
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If the heart beats too rapidly (tachycardia) for ... more
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During ventricular systole (contraction): ... more
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The AV node is located in the lower portion of the... more
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An ECG can provide heart rate but does not provide... more
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The sequence of contraction of the heart chambers ... more
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Although the left ventricular wall is thicker than... more
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The chordae tendineae do not cause the ... more
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The gap junctions of cardiac muscles cells allow ... more
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The right atrium receives blood from the superior ... more
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The heart is located within the medial cavity of ... more
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The refractory period of cardiac muscle is much ... more
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The cardiac cycle describes the sequence of events... more
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Cardiac output (CO) is the amount of blood pumped ... more
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The heart is under parasympathetic control via the... more
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The heart is covered by a double-walled sac known ... more
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The pulmonary circuit pump begins with the blood ... more
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The major branches of the coronary perfusion ... more
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The Frank-Starling law of the heart describes that... more
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During left ventricular failure, if coronary ... more