Pulmonary alveolus
Schlüsselwörter
isolated,
white,
background,
object,
education,
illustration,
drawing,
vignetting,
science,
scientific,
educational,
diagram,
air,
sac,
pulmonary,
alveolus,
lung,
lung,
system,
respiratory,
anatomy,
bronchial,
blood,
supply,
gas,
exchange,
carbon dioxide,
duct,
gland,
lining,
tissue,
connective,
bed,
hollow,
cavity,
human,
structure,
vector
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