Which cellular component can be seen with the electron microscope?
A. DNA
B. cell wall
C. nucleus
D. cytoplasm
E. all
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What is the basic pathologic change of lobar pneumonia?()
A. granulomatous inflammation
B. fibrinous inflammation
C. suppurative(purulent) inflammation
D. serous inflammation
E. hemorrhagic inflammation
kidney infarct is usually a kind of ()
A. caseous necrosis
B. liquifactive necrosis
C. moist gangrene
D. coagulative necrosis
E. fibrinoid necrosis
Which lesion of pulmonary tuberculosis has the worst prognosis?()
A. Ghon focus
B. Tuberculoma
C. Tuberculous lesion at the apex of the upper lobe
D. Caseous pneumonia
E. Tuberculous focus in which fibrosis and calcification occur
Which statement is true about pyelonephritis:()
A. the incidence is higher in China than that overseas
B. The incidence is higher among women than that among men
C. the higher incidence of urinary tract infection is in men
D. The incidence is higher among children than that among elder
E. the lesions are always bilaterally
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