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【单选题】
Alkalization of urine by giving bicarbonate is used to treat patients presenting with pheobaarbital(weak acid) overdose. Which of the following best describes the rationale for alkalization of urine in this setting?
A.
To reduce tubular reabsorption of phenobarbital.
B.
To reduce ionization of phenobarbital.
C.
To increase glomerular filtration of phenobarbital.
D.
To increase proximal tubular secretion
E.
To increase tubular reabsorption of phenobarbital.
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【多选题】Point-source pollution_________. ()
A.
affects the nearby area around the source
B.
are relatively easier to control
C.
is difficult to control
D.
affects far away places
【多选题】The chemicals pollutants in water include _________. ()
A.
crude oil and various petroleum products
B.
fertilizers,
C.
chlorinated solvents
D.
organic solvents
【多选题】Water pollutants can be divided into _________. ()
A.
chemical pollutants
B.
biological pollutants
C.
radiological pollutants
D.
physical pollutants
【多选题】The biological pollutants include _________. ()
A.
various microorganisms
B.
viruses
C.
worms
D.
algae
【单选题】Which pair of English phonemes differs in the manner of articulation?______
A.
/d/ and /n/
B.
/k/ and /t/
C.
/s/ and /z/
D.
/t/ and /b/
【单选题】Which pair of English phonemes differs in the place of articulation? _____
A.
/t/ and /d/
B.
/ʃ/ and /ʒ/
C.
/θ/ and / ð/
D.
/m/ and /n/