cell
edema
eosin
fibrinous
hematoxylin
hemorrhagic
histology
histopathology
infection
inflammation
lobar
lung
magnification
medical
medicine
micro
micrograph
microphotograph
microscope
microscopic
microscopy
morphological
morphology
pathology
period
photomicrograph
pneumococcus
pneumonia
pneumoniae
stain
streptococcus
tissue