A patient with chronic renal failure appears vomiting severely, blood gas analysis was: pH 7.40, [HCO3- ] 26mmol/L, PaCO2 5.90kPa (44mmHg), serum Na+ 142mmol/L, and serum Cl- 96mmol/L. Your diagnosis is ()
A. normal AG metabolic acidosis
B. high AG metabolic acidosis
C. high AG metabolic acidosis plus metabolic alkalosis
D. normal AG metabolic acidosis plus respiratory alkalosis
E. mixed acidosis
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The factors that can induce a certain disease and determine specificity of disease are called ( )
A. intrinsic causes of diseases
B. extrinsic causes of diseases
C. causes of diseases
D. precipitating factors
E. conditions of diseases
Which of the followings does not exist in the incomplete recovery ( )
A. Main symptoms have disappeared but sometimes sequela may exist.
B. The relatively normal activity of function and metabolism can be maintained by body’s compensation.
C. The fundamental pathological changes do not disappear entirely.
D. The harmful alteration in disease has been controlled.
E. Working ability restores completely.
Which of the followings is not a main criterion of brain death ( )
A. Cessation of spontaneous respiration
B. heart arrest
C. Absence of nervous reflexes of brainstem
Dilated and fixed pupils.
E. absence of any electrical activity of brain
The main characteristic of body fluid change in hypotonic dehydration is()
A. intracellular fluid is decreased
B. extracellular fluid is decreased
C. both intracellular and extracellular fluid are decreased
D. intracellular fluid is decreased, extracellular fluid is increased
E. intracellular fluid loss is identical to extracellular fluid loss
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