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病理生理学英文题库

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7、The excitability of skeletal muscles is decreased in acute hypokalemia because( )

A、　Em voltage becomes less negative, and the Na+ channel is inactive

B、　Em voltage becomes more negative, the difference between Em-Et increases

C、　Et elevates, the difference between Em-Et increases

D、　Em voltage becomes less negative, the difference between Em-Et decreases

E、　Et elevates, and the effect of the membrane barrier becomes greater

答案：B

病理生理学英文题库

6、Which of the following is the most dangerous complication during oliguric stage of acute renal failure?( )

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6、Which of the following conditions may occur in hypokalemia?( )

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14、Which one of the following conditions can be caused by both hyperkalemia and hypokalemia?( )

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4、The effects of mild hypokalemia on the physiological characteristics ofmyocardial cells are( )

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4、Which one of the following manifestations might not occur in the early stage or hemorrhage shock?( )

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31、Which one is the main mechanism of inflammatory edema?( )

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9、The most common cause of group I respiratory failure is( )

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9、Severe acute hyperkalemia may cause flaccid paralysis because of( )

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17、Decreased renal K+ excretion leads to hyperkalemia which is not caused by( )

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3、The diagnostic criterion of group I respiratory failure is( )

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病理生理学英文题库

7、The excitability of skeletal muscles is decreased in acute hypokalemia because( )

A、　Em voltage becomes less negative, and the Na+ channel is inactive

B、　Em voltage becomes more negative, the difference between Em-Et increases

C、　Et elevates, the difference between Em-Et increases

D、　Em voltage becomes less negative, the difference between Em-Et decreases

E、　Et elevates, and the effect of the membrane barrier becomes greater

答案：B

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6、Which of the following is the most dangerous complication during oliguric stage of acute renal failure?( )

A. 　 Azotemia

B. 　 Metabolic acidosis

C. 　 Hyperkalemia

D. 　 Water retention

E. 　 Phosphate retention

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6、Which of the following conditions may occur in hypokalemia?( )

A. 　Acidosis in ECF, acidosis in ICF, and acidic urine

B. 　Acidosis in ECF, alkalosis in ICF, and alkaline urine

C. 　Alkalosis in ECF, acidosis in CF, and alkaline urine

D. 　Alkalosis in ECF, acidosis in ICF, and acidic urine

E. 　Alkalosis in ECF, alkalosis in ICF, and acidic urine

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14、Which one of the following conditions can be caused by both hyperkalemia and hypokalemia?( )

A. 　Metabolic acidosis

B. 　Cardiac arrhythmia

C. 　Metabolic alkalosis

D. 　Increased renal tubular K+ excretion

E. 　Increased renal tubular H+ excretion

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4、The effects of mild hypokalemia on the physiological characteristics ofmyocardial cells are( )

A. 　↑excitability,↑conductivity,↑automaticity,↑contractibility

B. 　↑excitability,↓conductivity,↑automaticity,↑contractibility

C. 　↓excitability,↓conductivity,↓automaticity,↓contractibility

D. 　↓excitability,↑conductivity,↓automaticity,↑contractibility

E. 　↑excitability,↓conductivity,↑automaticity,↓contractibility

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4、Which one of the following manifestations might not occur in the early stage or hemorrhage shock?( )

A. 　Oliguria

B. 　Thready pulse

C. 　Irritable and restless

D. 　Paleness

E. 　A progressive decrease of blood pressure

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31、Which one is the main mechanism of inflammatory edema?( )

A. 　Decreased GFR

B. 　Increased capillary permeability

C. 　Lymphatic obstruction

D. 　Increased ANP

E. 　Decreased plasma colloid osmotic pressure

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9、The most common cause of group I respiratory failure is( )

A. 　 Diffusion impairment

B. 　 Respiratory center inhibition

C. 　 Respiratory muscle paralysis

D. 　 Central airway obstruction

E. 　 Chronic obstructive pulmonary disease

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9、Severe acute hyperkalemia may cause flaccid paralysis because of( )

A. 　Hyperpolarization blocking

B. 　Partial depolarization

C. 　The Na+ channels are open

D. 　Depolarization blocking

E. 　None of the above

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17、Decreased renal K+ excretion leads to hyperkalemia which is not caused by( )

A. 　Renal tubular acidosis

B. 　Addison's disease

C. 　Acute renal failure

D. 　Pseudohypoaldosteronism

E. 　The late stage of chronic renal failure

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3、The diagnostic criterion of group I respiratory failure is( )

A. 　 PaO2< 30 mmHg

B. 　 PaO2 < 40 mmHg

C. 　 PaO2< 50 mmHg

D. 　 PaO2< 60 mmHg

E. 　 PaO2 <70 mmHg

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