Which statements are correct about quinidine? A: Moderate blocking of sodium channels on myocardial cell membrane B: It has both α and M receptor blocking effects C: Reduce the self-discipline and conduction of Purkinje fiber D: It's the right-handed form of quinine E: It is a narrow spectrum antiarrhythmic drug
Which statements are correct about quinidine? A: Moderate blocking of sodium channels on myocardial cell membrane B: It has both α and M receptor blocking effects C: Reduce the self-discipline and conduction of Purkinje fiber D: It's the right-handed form of quinine E: It is a narrow spectrum antiarrhythmic drug
Antibacterial spectrum是指 （ ）
Antibacterial spectrum是指 （ ）
Fanrong Road is _____ than Jiefang Road. A: narrow B: narrower C: more narrow D: most narrow
Fanrong Road is _____ than Jiefang Road. A: narrow B: narrower C: more narrow D: most narrow
The membranous area of urethra is . A: first narrow B: secondary narrow C: third narrow D: dilation area
The membranous area of urethra is . A: first narrow B: secondary narrow C: third narrow D: dilation area
Which spectrum band of follows does NOT belong to optical spectrum band? A: O-band B: C-band C: L-band D: X-band
Which spectrum band of follows does NOT belong to optical spectrum band? A: O-band B: C-band C: L-band D: X-band
Which one of the following statements about imipenem is MOST accurate? A: The drug has a narrow spectrum of antibacterial action B: It is used in fixed combination with sulbactam C: Imipenem is highly susceptible to b-lactamases produced by Enterobacter species D: In renal dysfunction, dosage reductions are necessary to avoid seizures E: Imipenem is active against methicillin-resistant Staphylococci
Which one of the following statements about imipenem is MOST accurate? A: The drug has a narrow spectrum of antibacterial action B: It is used in fixed combination with sulbactam C: Imipenem is highly susceptible to b-lactamases produced by Enterobacter species D: In renal dysfunction, dosage reductions are necessary to avoid seizures E: Imipenem is active against methicillin-resistant Staphylococci
The continuum spectrum of X ray comes from ( )
The continuum spectrum of X ray comes from ( )
_____抗生素基本上是杀死微生物而不仅仅抑制它们的生长。 A: Cidal B: Static C: Narrow-spectrum D: Broad-spectrum
_____抗生素基本上是杀死微生物而不仅仅抑制它们的生长。 A: Cidal B: Static C: Narrow-spectrum D: Broad-spectrum
The power spectrum of white Gaussian noise follows Gaussian distribution.
The power spectrum of white Gaussian noise follows Gaussian distribution.
The window is ____________ (narrow) of the two.
The window is ____________ (narrow) of the two.