Understanding Pathophysiology Study Set 3

Medicine

Quiz 23 :

Structure and Function of the Cardiovascular and Lymphatic Systems

Quiz 23 :

Structure and Function of the Cardiovascular and Lymphatic Systems

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As a result of blockage in the pulmonary artery, blood would first back up into the:
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D

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What term represents the period during electrical activity of the heart when no new cardiac potential can be propagated?
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A

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What represents the sum of all ventricular muscle cell depolarization?
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B

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A 50-year-old received trauma to the chest that caused severe impairment of the primary pacemaker cells of the heart. Which of the following areas received the greatest damage?
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What does the PR interval viewed on a normal electrocardiogram represent?
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Why does depolarization of a cardiac muscle cell occur?
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What is a function of the pericardium?
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A 20-year-old underwent an echocardiogram to assess chest pain. Results revealed a congenital defect in the papillary muscles. Which of the following would the nurse expect to occur?
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Which structure would not receive an electrical impulse when the patient is experiencing a left bundle branch block?
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What is the pericardium?
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What structure conducts action potentials down the atrioventricular septum?
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Where are the coronary ostia (the openings to the coronary arteries) found?
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A 28-year-old with seizure disorder has a vagus nerve stimulator implanted to help control seizure activity. Which result will the nurse expect to occur?
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A 13-year-old took a weight loss drug that activated the sympathetic nervous system. Which of the following assessment findings would the nurse expect?
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The cardiac electrical impulse normally begins spontaneously in the sinoatrial (SA) node because it:
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What vessel(s) carry oxygenated blood?
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Which structures act as anchors for the atrioventricular valves?
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The internal lining of the cardiovascular system is formed by what tissue?
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Which chamber of the heart generates the highest pressure?
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What is the nurse monitoring when observing the QRS complex on the electrocardiogram?
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