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
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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
Which of the followings belongs to the feature of hypotonic dehydration?()
A. the patients are easy to induce shock
B. symptom of thirst is obvious
C. water loss is more than sodium loss
D. the patients are easy to manifest dehydration fever
E. somnolence, lethargy
Which of the followings is the alteration of urine at the late stage of hypotonic dehydration induced by renal factors()?
A. decreased urine volume and higher-level urinary sodium
B. decreased urine volume and lower- level urinary sodium
C. increased urine volume and higher-level urinary sodium
D. increased urine volume and normal level urinary sodium
E. urine volume not to be decreased and urinary sodium level to be reduced
Which of the following statements is not true about hypertonic dehydration?()
A. Water loss>sodium loss is feature of hypertonic dehydration
B. peripheral circulatory failure occurs in the early stage
C. dehydration fever is a common symptom in hypertonic dehydration children
D. reduced intracellular fluid is the main characteristic
E. thirst and urinary concentration are features in the early stage
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